Home / 2,645,016.78-3,967,574.40-751,807.43

Finding the Fourth Proportional to 2,645,016.78, 3,967,574.40 and 751,807.43

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Solution

The fourth proportional to 2,645,016.78, 3,967,574.40 and 751,807.43 is: 1,127,725.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,645,016.78 : 3,967,574.40 = 751,807.43 : x
  2. Step 2: Convert to fraction form
    2,645,016.78/3,967,574.40 = 751,807.43/x
  3. Step 3: Cross multiply
    2,645,016.78x = 3,967,574.40 × 751,807.43
  4. Step 4: Simplify right side
    2,645,016.78x = 2,982,851,893,159.92
  5. Step 5: Solve for x
    x = 2,982,851,893,159.92/2,645,016.78
  6. Step 6: Final answer
    x = 1,127,725.13

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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.