Home / 1,790,248.98-2,685,347.18-442,411.55

Finding the Fourth Proportional to 1,790,248.98, 2,685,347.18 and 442,411.55

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Solution

The fourth proportional to 1,790,248.98, 2,685,347.18 and 442,411.55 is: 663,610.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,248.98 : 2,685,347.18 = 442,411.55 : x
  2. Step 2: Convert to fraction form
    1,790,248.98/2,685,347.18 = 442,411.55/x
  3. Step 3: Cross multiply
    1,790,248.98x = 2,685,347.18 × 442,411.55
  4. Step 4: Simplify right side
    1,790,248.98x = 1,188,028,614,811.62
  5. Step 5: Solve for x
    x = 1,188,028,614,811.62/1,790,248.98
  6. Step 6: Final answer
    x = 663,610.83

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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.