Home / 1,409,760.32-2,115,095.87-652,098.78

Finding the Fourth Proportional to 1,409,760.32, 2,115,095.87 and 652,098.78

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Solution

The fourth proportional to 1,409,760.32, 2,115,095.87 and 652,098.78 is: 978,358.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,760.32 : 2,115,095.87 = 652,098.78 : x
  2. Step 2: Convert to fraction form
    1,409,760.32/2,115,095.87 = 652,098.78/x
  3. Step 3: Cross multiply
    1,409,760.32x = 2,115,095.87 × 652,098.78
  4. Step 4: Simplify right side
    1,409,760.32x = 1,379,251,433,149.55
  5. Step 5: Solve for x
    x = 1,379,251,433,149.55/1,409,760.32
  6. Step 6: Final answer
    x = 978,358.82

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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.