Home / 1,761,615.40-2,642,423.10-766,287.40

Finding the Fourth Proportional to 1,761,615.40, 2,642,423.10 and 766,287.40

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Solution

The fourth proportional to 1,761,615.40, 2,642,423.10 and 766,287.40 is: 1,149,431.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,615.40 : 2,642,423.10 = 766,287.40 : x
  2. Step 2: Convert to fraction form
    1,761,615.40/2,642,423.10 = 766,287.40/x
  3. Step 3: Cross multiply
    1,761,615.40x = 2,642,423.10 × 766,287.40
  4. Step 4: Simplify right side
    1,761,615.40x = 2,024,855,526,998.94
  5. Step 5: Solve for x
    x = 2,024,855,526,998.94/1,761,615.40
  6. Step 6: Final answer
    x = 1,149,431.10

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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.