Home / 3,106,170.78-4,659,761.02-917,962.46

Finding the Fourth Proportional to 3,106,170.78, 4,659,761.02 and 917,962.46

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Solution

The fourth proportional to 3,106,170.78, 4,659,761.02 and 917,962.46 is: 1,377,092.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106,170.78 : 4,659,761.02 = 917,962.46 : x
  2. Step 2: Convert to fraction form
    3,106,170.78/4,659,761.02 = 917,962.46/x
  3. Step 3: Cross multiply
    3,106,170.78x = 4,659,761.02 × 917,962.46
  4. Step 4: Simplify right side
    3,106,170.78x = 4,277,485,688,931.31
  5. Step 5: Solve for x
    x = 4,277,485,688,931.31/3,106,170.78
  6. Step 6: Final answer
    x = 1,377,092.89

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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.