Home / 1,838,117.10-2,757,175.65-1,412,964.30

Finding the Fourth Proportional to 1,838,117.10, 2,757,175.65 and 1,412,964.30

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Solution

The fourth proportional to 1,838,117.10, 2,757,175.65 and 1,412,964.30 is: 2,119,446.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,117.10 : 2,757,175.65 = 1,412,964.30 : x
  2. Step 2: Convert to fraction form
    1,838,117.10/2,757,175.65 = 1,412,964.30/x
  3. Step 3: Cross multiply
    1,838,117.10x = 2,757,175.65 × 1,412,964.30
  4. Step 4: Simplify right side
    1,838,117.10x = 3,895,790,762,279.30
  5. Step 5: Solve for x
    x = 3,895,790,762,279.30/1,838,117.10
  6. Step 6: Final answer
    x = 2,119,446.45

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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.