Home / 2,939,182.92-4,408,938.72-917,706.06

Finding the Fourth Proportional to 2,939,182.92, 4,408,938.72 and 917,706.06

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Solution

The fourth proportional to 2,939,182.92, 4,408,938.72 and 917,706.06 is: 1,376,610.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,182.92 : 4,408,938.72 = 917,706.06 : x
  2. Step 2: Convert to fraction form
    2,939,182.92/4,408,938.72 = 917,706.06/x
  3. Step 3: Cross multiply
    2,939,182.92x = 4,408,938.72 × 917,706.06
  4. Step 4: Simplify right side
    2,939,182.92x = 4,046,109,781,512.64
  5. Step 5: Solve for x
    x = 4,046,109,781,512.64/2,939,182.92
  6. Step 6: Final answer
    x = 1,376,610.40

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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.