Home / 1,004,445.31-1,386,144.59-545,568.85

Finding the Fourth Proportional to 1,004,445.31, 1,386,144.59 and 545,568.85

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Solution

The fourth proportional to 1,004,445.31, 1,386,144.59 and 545,568.85 is: 752,890.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,445.31 : 1,386,144.59 = 545,568.85 : x
  2. Step 2: Convert to fraction form
    1,004,445.31/1,386,144.59 = 545,568.85/x
  3. Step 3: Cross multiply
    1,004,445.31x = 1,386,144.59 × 545,568.85
  4. Step 4: Simplify right side
    1,004,445.31x = 756,237,309,900.02
  5. Step 5: Solve for x
    x = 756,237,309,900.02/1,004,445.31
  6. Step 6: Final answer
    x = 752,890.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.