Home / 3,385,429.20-4,671,978.20-1,857,535.92

Finding the Fourth Proportional to 3,385,429.20, 4,671,978.20 and 1,857,535.92

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Solution

The fourth proportional to 3,385,429.20, 4,671,978.20 and 1,857,535.92 is: 2,563,446.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385,429.20 : 4,671,978.20 = 1,857,535.92 : x
  2. Step 2: Convert to fraction form
    3,385,429.20/4,671,978.20 = 1,857,535.92/x
  3. Step 3: Cross multiply
    3,385,429.20x = 4,671,978.20 × 1,857,535.92
  4. Step 4: Simplify right side
    3,385,429.20x = 8,678,367,323,956.94
  5. Step 5: Solve for x
    x = 8,678,367,323,956.94/3,385,429.20
  6. Step 6: Final answer
    x = 2,563,446.70

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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.