Home / 1,130,229.10-1,695,343.65-731,320.30

Finding the Fourth Proportional to 1,130,229.10, 1,695,343.65 and 731,320.30

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Solution

The fourth proportional to 1,130,229.10, 1,695,343.65 and 731,320.30 is: 1,096,980.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,229.10 : 1,695,343.65 = 731,320.30 : x
  2. Step 2: Convert to fraction form
    1,130,229.10/1,695,343.65 = 731,320.30/x
  3. Step 3: Cross multiply
    1,130,229.10x = 1,695,343.65 × 731,320.30
  4. Step 4: Simplify right side
    1,130,229.10x = 1,239,839,226,721.10
  5. Step 5: Solve for x
    x = 1,239,839,226,721.10/1,130,229.10
  6. Step 6: Final answer
    x = 1,096,980.45

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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.