Home / 2,015,503.56-2,781,757.08-1,156,347.90

Finding the Fourth Proportional to 2,015,503.56, 2,781,757.08 and 1,156,347.90

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Solution

The fourth proportional to 2,015,503.56, 2,781,757.08 and 1,156,347.90 is: 1,595,967.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,503.56 : 2,781,757.08 = 1,156,347.90 : x
  2. Step 2: Convert to fraction form
    2,015,503.56/2,781,757.08 = 1,156,347.90/x
  3. Step 3: Cross multiply
    2,015,503.56x = 2,781,757.08 × 1,156,347.90
  4. Step 4: Simplify right side
    2,015,503.56x = 3,216,678,957,768.13
  5. Step 5: Solve for x
    x = 3,216,678,957,768.13/2,015,503.56
  6. Step 6: Final answer
    x = 1,595,967.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.