Home / 1,146,862.36-1,582,910.87-727,486.89

Finding the Fourth Proportional to 1,146,862.36, 1,582,910.87 and 727,486.89

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Solution

The fourth proportional to 1,146,862.36, 1,582,910.87 and 727,486.89 is: 1,004,084.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,862.36 : 1,582,910.87 = 727,486.89 : x
  2. Step 2: Convert to fraction form
    1,146,862.36/1,582,910.87 = 727,486.89/x
  3. Step 3: Cross multiply
    1,146,862.36x = 1,582,910.87 × 727,486.89
  4. Step 4: Simplify right side
    1,146,862.36x = 1,151,546,896,390.14
  5. Step 5: Solve for x
    x = 1,151,546,896,390.14/1,146,862.36
  6. Step 6: Final answer
    x = 1,004,084.65

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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.