Home / 3,258,287.80-4,887,431.70-1,127,663.80

Finding the Fourth Proportional to 3,258,287.80, 4,887,431.70 and 1,127,663.80

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Solution

The fourth proportional to 3,258,287.80, 4,887,431.70 and 1,127,663.80 is: 1,691,495.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258,287.80 : 4,887,431.70 = 1,127,663.80 : x
  2. Step 2: Convert to fraction form
    3,258,287.80/4,887,431.70 = 1,127,663.80/x
  3. Step 3: Cross multiply
    3,258,287.80x = 4,887,431.70 × 1,127,663.80
  4. Step 4: Simplify right side
    3,258,287.80x = 5,511,379,803,062.46
  5. Step 5: Solve for x
    x = 5,511,379,803,062.46/3,258,287.80
  6. Step 6: Final answer
    x = 1,691,495.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.