Home / 2,939,179.92-4,408,934.22-917,703.06

Finding the Fourth Proportional to 2,939,179.92, 4,408,934.22 and 917,703.06

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Solution

The fourth proportional to 2,939,179.92, 4,408,934.22 and 917,703.06 is: 1,376,605.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,179.92 : 4,408,934.22 = 917,703.06 : x
  2. Step 2: Convert to fraction form
    2,939,179.92/4,408,934.22 = 917,703.06/x
  3. Step 3: Cross multiply
    2,939,179.92x = 4,408,934.22 × 917,703.06
  4. Step 4: Simplify right side
    2,939,179.92x = 4,046,092,425,032.71
  5. Step 5: Solve for x
    x = 4,046,092,425,032.71/2,939,179.92
  6. Step 6: Final answer
    x = 1,376,605.90

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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.