Home / 1,663,167.75-2,295,171.11-938,013.91

Finding the Fourth Proportional to 1,663,167.75, 2,295,171.11 and 938,013.91

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Solution

The fourth proportional to 1,663,167.75, 2,295,171.11 and 938,013.91 is: 1,294,458.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,167.75 : 2,295,171.11 = 938,013.91 : x
  2. Step 2: Convert to fraction form
    1,663,167.75/2,295,171.11 = 938,013.91/x
  3. Step 3: Cross multiply
    1,663,167.75x = 2,295,171.11 × 938,013.91
  4. Step 4: Simplify right side
    1,663,167.75x = 2,152,902,423,617.25
  5. Step 5: Solve for x
    x = 2,152,902,423,617.25/1,663,167.75
  6. Step 6: Final answer
    x = 1,294,458.98

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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.