Home / 1,100,332.89-1,517,064.03-786,379.95

Finding the Fourth Proportional to 1,100,332.89, 1,517,064.03 and 786,379.95

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Solution

The fourth proportional to 1,100,332.89, 1,517,064.03 and 786,379.95 is: 1,084,207.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,332.89 : 1,517,064.03 = 786,379.95 : x
  2. Step 2: Convert to fraction form
    1,100,332.89/1,517,064.03 = 786,379.95/x
  3. Step 3: Cross multiply
    1,100,332.89x = 1,517,064.03 × 786,379.95
  4. Step 4: Simplify right side
    1,100,332.89x = 1,192,988,736,058.20
  5. Step 5: Solve for x
    x = 1,192,988,736,058.20/1,100,332.89
  6. Step 6: Final answer
    x = 1,084,207.10

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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.