Home / 1,356,697.52-1,872,148.92-753,038

Finding the Fourth Proportional to 1,356,697.52, 1,872,148.92 and 753,038

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Solution

The fourth proportional to 1,356,697.52, 1,872,148.92 and 753,038 is: 1,039,140.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,697.52 : 1,872,148.92 = 753,038 : x
  2. Step 2: Convert to fraction form
    1,356,697.52/1,872,148.92 = 753,038/x
  3. Step 3: Cross multiply
    1,356,697.52x = 1,872,148.92 × 753,038
  4. Step 4: Simplify right side
    1,356,697.52x = 1,409,799,278,418.96
  5. Step 5: Solve for x
    x = 1,409,799,278,418.96/1,356,697.52
  6. Step 6: Final answer
    x = 1,039,140.46

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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.