Home / 1,125,240.72-1,552,871.64-615,943.48

Finding the Fourth Proportional to 1,125,240.72, 1,552,871.64 and 615,943.48

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Solution

The fourth proportional to 1,125,240.72, 1,552,871.64 and 615,943.48 is: 850,023.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,240.72 : 1,552,871.64 = 615,943.48 : x
  2. Step 2: Convert to fraction form
    1,125,240.72/1,552,871.64 = 615,943.48/x
  3. Step 3: Cross multiply
    1,125,240.72x = 1,552,871.64 × 615,943.48
  4. Step 4: Simplify right side
    1,125,240.72x = 956,481,161,934.91
  5. Step 5: Solve for x
    x = 956,481,161,934.91/1,125,240.72
  6. Step 6: Final answer
    x = 850,023.59

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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.