Home / 2,720,457.70-4,080,686.55-2,300,553.70

Finding the Fourth Proportional to 2,720,457.70, 4,080,686.55 and 2,300,553.70

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Solution

The fourth proportional to 2,720,457.70, 4,080,686.55 and 2,300,553.70 is: 3,450,830.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,457.70 : 4,080,686.55 = 2,300,553.70 : x
  2. Step 2: Convert to fraction form
    2,720,457.70/4,080,686.55 = 2,300,553.70/x
  3. Step 3: Cross multiply
    2,720,457.70x = 4,080,686.55 × 2,300,553.70
  4. Step 4: Simplify right side
    2,720,457.70x = 9,387,838,541,142.74
  5. Step 5: Solve for x
    x = 9,387,838,541,142.74/2,720,457.70
  6. Step 6: Final answer
    x = 3,450,830.55

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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.