Home / 1,008,683.12-1,513,384.38-503,199.38

Finding the Fourth Proportional to 1,008,683.12, 1,513,384.38 and 503,199.38

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Solution

The fourth proportional to 1,008,683.12, 1,513,384.38 and 503,199.38 is: 754,978.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,683.12 : 1,513,384.38 = 503,199.38 : x
  2. Step 2: Convert to fraction form
    1,008,683.12/1,513,384.38 = 503,199.38/x
  3. Step 3: Cross multiply
    1,008,683.12x = 1,513,384.38 × 503,199.38
  4. Step 4: Simplify right side
    1,008,683.12x = 761,534,074,150.76
  5. Step 5: Solve for x
    x = 761,534,074,150.76/1,008,683.12
  6. Step 6: Final answer
    x = 754,978.51

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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.