Home / 2,258,871.52-3,117,287.28-1,240,267.36

Finding the Fourth Proportional to 2,258,871.52, 3,117,287.28 and 1,240,267.36

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Solution

The fourth proportional to 2,258,871.52, 3,117,287.28 and 1,240,267.36 is: 1,711,593.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,871.52 : 3,117,287.28 = 1,240,267.36 : x
  2. Step 2: Convert to fraction form
    2,258,871.52/3,117,287.28 = 1,240,267.36/x
  3. Step 3: Cross multiply
    2,258,871.52x = 3,117,287.28 × 1,240,267.36
  4. Step 4: Simplify right side
    2,258,871.52x = 3,866,269,665,127.18
  5. Step 5: Solve for x
    x = 3,866,269,665,127.18/2,258,871.52
  6. Step 6: Final answer
    x = 1,711,593.44

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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.