Home / 1,358,290.89-1,874,452.55-849,288.33

Finding the Fourth Proportional to 1,358,290.89, 1,874,452.55 and 849,288.33

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Solution

The fourth proportional to 1,358,290.89, 1,874,452.55 and 849,288.33 is: 1,172,024.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,290.89 : 1,874,452.55 = 849,288.33 : x
  2. Step 2: Convert to fraction form
    1,358,290.89/1,874,452.55 = 849,288.33/x
  3. Step 3: Cross multiply
    1,358,290.89x = 1,874,452.55 × 849,288.33
  4. Step 4: Simplify right side
    1,358,290.89x = 1,591,950,671,607.30
  5. Step 5: Solve for x
    x = 1,591,950,671,607.30/1,358,290.89
  6. Step 6: Final answer
    x = 1,172,024.85

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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.