Home / 1,307,390.76-1,804,002.84-734,321.16

Finding the Fourth Proportional to 1,307,390.76, 1,804,002.84 and 734,321.16

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Solution

The fourth proportional to 1,307,390.76, 1,804,002.84 and 734,321.16 is: 1,013,252.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,390.76 : 1,804,002.84 = 734,321.16 : x
  2. Step 2: Convert to fraction form
    1,307,390.76/1,804,002.84 = 734,321.16/x
  3. Step 3: Cross multiply
    1,307,390.76x = 1,804,002.84 × 734,321.16
  4. Step 4: Simplify right side
    1,307,390.76x = 1,324,717,458,112.09
  5. Step 5: Solve for x
    x = 1,324,717,458,112.09/1,307,390.76
  6. Step 6: Final answer
    x = 1,013,252.88

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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.