Home / 3,637,688.40-5,456,532.60-2,220,512.40

Finding the Fourth Proportional to 3,637,688.40, 5,456,532.60 and 2,220,512.40

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Solution

The fourth proportional to 3,637,688.40, 5,456,532.60 and 2,220,512.40 is: 3,330,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637,688.40 : 5,456,532.60 = 2,220,512.40 : x
  2. Step 2: Convert to fraction form
    3,637,688.40/5,456,532.60 = 2,220,512.40/x
  3. Step 3: Cross multiply
    3,637,688.40x = 5,456,532.60 × 2,220,512.40
  4. Step 4: Simplify right side
    3,637,688.40x = 12,116,298,299,304.24
  5. Step 5: Solve for x
    x = 12,116,298,299,304.24/3,637,688.40
  6. Step 6: Final answer
    x = 3,330,768.60

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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.