Home / 1,247,964.54-1,872,180.11-500,068.86

Finding the Fourth Proportional to 1,247,964.54, 1,872,180.11 and 500,068.86

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Solution

The fourth proportional to 1,247,964.54, 1,872,180.11 and 500,068.86 is: 750,196.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,964.54 : 1,872,180.11 = 500,068.86 : x
  2. Step 2: Convert to fraction form
    1,247,964.54/1,872,180.11 = 500,068.86/x
  3. Step 3: Cross multiply
    1,247,964.54x = 1,872,180.11 × 500,068.86
  4. Step 4: Simplify right side
    1,247,964.54x = 936,218,973,322.38
  5. Step 5: Solve for x
    x = 936,218,973,322.38/1,247,964.54
  6. Step 6: Final answer
    x = 750,196.78

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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.