Home / 1,600,442.74-2,400,661.38-747,228.43

Finding the Fourth Proportional to 1,600,442.74, 2,400,661.38 and 747,228.43

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Solution

The fourth proportional to 1,600,442.74, 2,400,661.38 and 747,228.43 is: 1,120,841.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,442.74 : 2,400,661.38 = 747,228.43 : x
  2. Step 2: Convert to fraction form
    1,600,442.74/2,400,661.38 = 747,228.43/x
  3. Step 3: Cross multiply
    1,600,442.74x = 2,400,661.38 × 747,228.43
  4. Step 4: Simplify right side
    1,600,442.74x = 1,793,842,433,939.03
  5. Step 5: Solve for x
    x = 1,793,842,433,939.03/1,600,442.74
  6. Step 6: Final answer
    x = 1,120,841.37

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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.