Home / 1,485,320.18-2,227,289.07-538,652.66

Finding the Fourth Proportional to 1,485,320.18, 2,227,289.07 and 538,652.66

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Solution

The fourth proportional to 1,485,320.18, 2,227,289.07 and 538,652.66 is: 807,728.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,320.18 : 2,227,289.07 = 538,652.66 : x
  2. Step 2: Convert to fraction form
    1,485,320.18/2,227,289.07 = 538,652.66/x
  3. Step 3: Cross multiply
    1,485,320.18x = 2,227,289.07 × 538,652.66
  4. Step 4: Simplify right side
    1,485,320.18x = 1,199,735,182,144.43
  5. Step 5: Solve for x
    x = 1,199,735,182,144.43/1,485,320.18
  6. Step 6: Final answer
    x = 807,728.33

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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.