Home / 1,270,964.74-1,906,462.53-372,424.70

Finding the Fourth Proportional to 1,270,964.74, 1,906,462.53 and 372,424.70

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Solution

The fourth proportional to 1,270,964.74, 1,906,462.53 and 372,424.70 is: 558,641.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,964.74 : 1,906,462.53 = 372,424.70 : x
  2. Step 2: Convert to fraction form
    1,270,964.74/1,906,462.53 = 372,424.70/x
  3. Step 3: Cross multiply
    1,270,964.74x = 1,906,462.53 × 372,424.70
  4. Step 4: Simplify right side
    1,270,964.74x = 710,013,734,865.43
  5. Step 5: Solve for x
    x = 710,013,734,865.43/1,270,964.74
  6. Step 6: Final answer
    x = 558,641.57

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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.