Home / 1,103,177.60-1,653,818.54-383,425.78

Finding the Fourth Proportional to 1,103,177.60, 1,653,818.54 and 383,425.78

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Solution

The fourth proportional to 1,103,177.60, 1,653,818.54 and 383,425.78 is: 574,809.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,177.60 : 1,653,818.54 = 383,425.78 : x
  2. Step 2: Convert to fraction form
    1,103,177.60/1,653,818.54 = 383,425.78/x
  3. Step 3: Cross multiply
    1,103,177.60x = 1,653,818.54 × 383,425.78
  4. Step 4: Simplify right side
    1,103,177.60x = 634,116,655,408.87
  5. Step 5: Solve for x
    x = 634,116,655,408.87/1,103,177.60
  6. Step 6: Final answer
    x = 574,809.22

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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.