Home / 1,397,257.40-2,095,886.10-945,532.55

Finding the Fourth Proportional to 1,397,257.40, 2,095,886.10 and 945,532.55

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Solution

The fourth proportional to 1,397,257.40, 2,095,886.10 and 945,532.55 is: 1,418,298.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,257.40 : 2,095,886.10 = 945,532.55 : x
  2. Step 2: Convert to fraction form
    1,397,257.40/2,095,886.10 = 945,532.55/x
  3. Step 3: Cross multiply
    1,397,257.40x = 2,095,886.10 × 945,532.55
  4. Step 4: Simplify right side
    1,397,257.40x = 1,981,728,528,642.56
  5. Step 5: Solve for x
    x = 1,981,728,528,642.56/1,397,257.40
  6. Step 6: Final answer
    x = 1,418,298.83

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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.