Home / 2,893,331.60-4,340,177.76-763,417.76

Finding the Fourth Proportional to 2,893,331.60, 4,340,177.76 and 763,417.76

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Solution

The fourth proportional to 2,893,331.60, 4,340,177.76 and 763,417.76 is: 1,145,174.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893,331.60 : 4,340,177.76 = 763,417.76 : x
  2. Step 2: Convert to fraction form
    2,893,331.60/4,340,177.76 = 763,417.76/x
  3. Step 3: Cross multiply
    2,893,331.60x = 4,340,177.76 × 763,417.76
  4. Step 4: Simplify right side
    2,893,331.60x = 3,313,368,783,541.02
  5. Step 5: Solve for x
    x = 3,313,368,783,541.02/2,893,331.60
  6. Step 6: Final answer
    x = 1,145,174.23

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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.