Home / 1,190,883.52-1,643,679.10-732,392.54

Finding the Fourth Proportional to 1,190,883.52, 1,643,679.10 and 732,392.54

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Solution

The fourth proportional to 1,190,883.52, 1,643,679.10 and 732,392.54 is: 1,010,861.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,883.52 : 1,643,679.10 = 732,392.54 : x
  2. Step 2: Convert to fraction form
    1,190,883.52/1,643,679.10 = 732,392.54/x
  3. Step 3: Cross multiply
    1,190,883.52x = 1,643,679.10 × 732,392.54
  4. Step 4: Simplify right side
    1,190,883.52x = 1,203,818,310,993.91
  5. Step 5: Solve for x
    x = 1,203,818,310,993.91/1,190,883.52
  6. Step 6: Final answer
    x = 1,010,861.51

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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.