Home / 2,312,438.38-3,468,638.37-1,807,423.86

Finding the Fourth Proportional to 2,312,438.38, 3,468,638.37 and 1,807,423.86

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Solution

The fourth proportional to 2,312,438.38, 3,468,638.37 and 1,807,423.86 is: 2,711,120.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312,438.38 : 3,468,638.37 = 1,807,423.86 : x
  2. Step 2: Convert to fraction form
    2,312,438.38/3,468,638.37 = 1,807,423.86/x
  3. Step 3: Cross multiply
    2,312,438.38x = 3,468,638.37 × 1,807,423.86
  4. Step 4: Simplify right side
    2,312,438.38x = 6,269,299,746,840.27
  5. Step 5: Solve for x
    x = 6,269,299,746,840.27/2,312,438.38
  6. Step 6: Final answer
    x = 2,711,120.78

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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.