Home / 1,343,469.85-1,853,904.41-739,857.85

Finding the Fourth Proportional to 1,343,469.85, 1,853,904.41 and 739,857.85

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Solution

The fourth proportional to 1,343,469.85, 1,853,904.41 and 739,857.85 is: 1,020,957.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,469.85 : 1,853,904.41 = 739,857.85 : x
  2. Step 2: Convert to fraction form
    1,343,469.85/1,853,904.41 = 739,857.85/x
  3. Step 3: Cross multiply
    1,343,469.85x = 1,853,904.41 × 739,857.85
  4. Step 4: Simplify right side
    1,343,469.85x = 1,371,625,725,328.54
  5. Step 5: Solve for x
    x = 1,371,625,725,328.54/1,343,469.85
  6. Step 6: Final answer
    x = 1,020,957.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.