Home / 3,144,557.32-4,340,249.60-2,931,805.96

Finding the Fourth Proportional to 3,144,557.32, 4,340,249.60 and 2,931,805.96

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Solution

The fourth proportional to 3,144,557.32, 4,340,249.60 and 2,931,805.96 is: 4,046,601.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144,557.32 : 4,340,249.60 = 2,931,805.96 : x
  2. Step 2: Convert to fraction form
    3,144,557.32/4,340,249.60 = 2,931,805.96/x
  3. Step 3: Cross multiply
    3,144,557.32x = 4,340,249.60 × 2,931,805.96
  4. Step 4: Simplify right side
    3,144,557.32x = 12,724,769,608,807.34
  5. Step 5: Solve for x
    x = 12,724,769,608,807.34/3,144,557.32
  6. Step 6: Final answer
    x = 4,046,601.27

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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.