Home / 1,417,252.40-1,955,796.60-772,660.88

Finding the Fourth Proportional to 1,417,252.40, 1,955,796.60 and 772,660.88

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Solution

The fourth proportional to 1,417,252.40, 1,955,796.60 and 772,660.88 is: 1,066,265.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,252.40 : 1,955,796.60 = 772,660.88 : x
  2. Step 2: Convert to fraction form
    1,417,252.40/1,955,796.60 = 772,660.88/x
  3. Step 3: Cross multiply
    1,417,252.40x = 1,955,796.60 × 772,660.88
  4. Step 4: Simplify right side
    1,417,252.40x = 1,511,167,522,057.01
  5. Step 5: Solve for x
    x = 1,511,167,522,057.01/1,417,252.40
  6. Step 6: Final answer
    x = 1,066,265.63

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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.