Home / 3,456,813.60-5,185,220.40-2,617,005.60

Finding the Fourth Proportional to 3,456,813.60, 5,185,220.40 and 2,617,005.60

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Solution

The fourth proportional to 3,456,813.60, 5,185,220.40 and 2,617,005.60 is: 3,925,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,813.60 : 5,185,220.40 = 2,617,005.60 : x
  2. Step 2: Convert to fraction form
    3,456,813.60/5,185,220.40 = 2,617,005.60/x
  3. Step 3: Cross multiply
    3,456,813.60x = 5,185,220.40 × 2,617,005.60
  4. Step 4: Simplify right side
    3,456,813.60x = 13,569,750,824,034.24
  5. Step 5: Solve for x
    x = 13,569,750,824,034.24/3,456,813.60
  6. Step 6: Final answer
    x = 3,925,508.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.