Home / 2,108,387.28-2,909,576.16-1,141,518.24

Finding the Fourth Proportional to 2,108,387.28, 2,909,576.16 and 1,141,518.24

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Solution

The fourth proportional to 2,108,387.28, 2,909,576.16 and 1,141,518.24 is: 1,575,296.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,387.28 : 2,909,576.16 = 1,141,518.24 : x
  2. Step 2: Convert to fraction form
    2,108,387.28/2,909,576.16 = 1,141,518.24/x
  3. Step 3: Cross multiply
    2,108,387.28x = 2,909,576.16 × 1,141,518.24
  4. Step 4: Simplify right side
    2,108,387.28x = 3,321,334,257,309.16
  5. Step 5: Solve for x
    x = 3,321,334,257,309.16/2,108,387.28
  6. Step 6: Final answer
    x = 1,575,296.10

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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.