Home / 1,032,079.80-1,548,119.70-766,359.30

Finding the Fourth Proportional to 1,032,079.80, 1,548,119.70 and 766,359.30

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Solution

The fourth proportional to 1,032,079.80, 1,548,119.70 and 766,359.30 is: 1,149,538.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032,079.80 : 1,548,119.70 = 766,359.30 : x
  2. Step 2: Convert to fraction form
    1,032,079.80/1,548,119.70 = 766,359.30/x
  3. Step 3: Cross multiply
    1,032,079.80x = 1,548,119.70 × 766,359.30
  4. Step 4: Simplify right side
    1,032,079.80x = 1,186,415,929,608.21
  5. Step 5: Solve for x
    x = 1,186,415,929,608.21/1,032,079.80
  6. Step 6: Final answer
    x = 1,149,538.95

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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.