Home / 1,011,589.80-1,395,977.41-552,694.48

Finding the Fourth Proportional to 1,011,589.80, 1,395,977.41 and 552,694.48

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Solution

The fourth proportional to 1,011,589.80, 1,395,977.41 and 552,694.48 is: 762,709.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,589.80 : 1,395,977.41 = 552,694.48 : x
  2. Step 2: Convert to fraction form
    1,011,589.80/1,395,977.41 = 552,694.48/x
  3. Step 3: Cross multiply
    1,011,589.80x = 1,395,977.41 × 552,694.48
  4. Step 4: Simplify right side
    1,011,589.80x = 771,549,006,275.86
  5. Step 5: Solve for x
    x = 771,549,006,275.86/1,011,589.80
  6. Step 6: Final answer
    x = 762,709.35

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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.