Home / 1,412,443.52-2,118,366.39-465,589.16

Finding the Fourth Proportional to 1,412,443.52, 2,118,366.39 and 465,589.16

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Solution

The fourth proportional to 1,412,443.52, 2,118,366.39 and 465,589.16 is: 698,285.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,443.52 : 2,118,366.39 = 465,589.16 : x
  2. Step 2: Convert to fraction form
    1,412,443.52/2,118,366.39 = 465,589.16/x
  3. Step 3: Cross multiply
    1,412,443.52x = 2,118,366.39 × 465,589.16
  4. Step 4: Simplify right side
    1,412,443.52x = 986,288,428,092.33
  5. Step 5: Solve for x
    x = 986,288,428,092.33/1,412,443.52
  6. Step 6: Final answer
    x = 698,285.22

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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.