Home / 1,650,278.24-2,475,419.52-452,211.20

Finding the Fourth Proportional to 1,650,278.24, 2,475,419.52 and 452,211.20

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Solution

The fourth proportional to 1,650,278.24, 2,475,419.52 and 452,211.20 is: 678,317.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650,278.24 : 2,475,419.52 = 452,211.20 : x
  2. Step 2: Convert to fraction form
    1,650,278.24/2,475,419.52 = 452,211.20/x
  3. Step 3: Cross multiply
    1,650,278.24x = 2,475,419.52 × 452,211.20
  4. Step 4: Simplify right side
    1,650,278.24x = 1,119,412,431,642.62
  5. Step 5: Solve for x
    x = 1,119,412,431,642.62/1,650,278.24
  6. Step 6: Final answer
    x = 678,317.39

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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.