Home / 2,830,517.10-4,246,034.85-1,147,272.30

Finding the Fourth Proportional to 2,830,517.10, 4,246,034.85 and 1,147,272.30

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Solution

The fourth proportional to 2,830,517.10, 4,246,034.85 and 1,147,272.30 is: 1,721,013.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830,517.10 : 4,246,034.85 = 1,147,272.30 : x
  2. Step 2: Convert to fraction form
    2,830,517.10/4,246,034.85 = 1,147,272.30/x
  3. Step 3: Cross multiply
    2,830,517.10x = 4,246,034.85 × 1,147,272.30
  4. Step 4: Simplify right side
    2,830,517.10x = 4,871,358,168,239.65
  5. Step 5: Solve for x
    x = 4,871,358,168,239.65/2,830,517.10
  6. Step 6: Final answer
    x = 1,721,013.51

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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.