Home / 3,141,692.64-4,712,445.09-867,355.92

Finding the Fourth Proportional to 3,141,692.64, 4,712,445.09 and 867,355.92

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Solution

The fourth proportional to 3,141,692.64, 4,712,445.09 and 867,355.92 is: 1,301,007.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,692.64 : 4,712,445.09 = 867,355.92 : x
  2. Step 2: Convert to fraction form
    3,141,692.64/4,712,445.09 = 867,355.92/x
  3. Step 3: Cross multiply
    3,141,692.64x = 4,712,445.09 × 867,355.92
  4. Step 4: Simplify right side
    3,141,692.64x = 4,087,367,146,486.43
  5. Step 5: Solve for x
    x = 4,087,367,146,486.43/3,141,692.64
  6. Step 6: Final answer
    x = 1,301,007.96

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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.