Home / 2,713,210.60-4,069,815.90-820,244.20

Finding the Fourth Proportional to 2,713,210.60, 4,069,815.90 and 820,244.20

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Solution

The fourth proportional to 2,713,210.60, 4,069,815.90 and 820,244.20 is: 1,230,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713,210.60 : 4,069,815.90 = 820,244.20 : x
  2. Step 2: Convert to fraction form
    2,713,210.60/4,069,815.90 = 820,244.20/x
  3. Step 3: Cross multiply
    2,713,210.60x = 4,069,815.90 × 820,244.20
  4. Step 4: Simplify right side
    2,713,210.60x = 3,338,242,887,042.78
  5. Step 5: Solve for x
    x = 3,338,242,887,042.78/2,713,210.60
  6. Step 6: Final answer
    x = 1,230,366.30

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Double scale
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Similar ratio
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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.