Home / 2,385,242.91-3,577,106.21-787,508.19

Finding the Fourth Proportional to 2,385,242.91, 3,577,106.21 and 787,508.19

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Solution

The fourth proportional to 2,385,242.91, 3,577,106.21 and 787,508.19 is: 1,181,011.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385,242.91 : 3,577,106.21 = 787,508.19 : x
  2. Step 2: Convert to fraction form
    2,385,242.91/3,577,106.21 = 787,508.19/x
  3. Step 3: Cross multiply
    2,385,242.91x = 3,577,106.21 × 787,508.19
  4. Step 4: Simplify right side
    2,385,242.91x = 2,817,000,432,937.32
  5. Step 5: Solve for x
    x = 2,817,000,432,937.32/2,385,242.91
  6. Step 6: Final answer
    x = 1,181,011.97

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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.