Home / 1,182,925.20-1,775,116.80-472,879.20

Finding the Fourth Proportional to 1,182,925.20, 1,775,116.80 and 472,879.20

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Solution

The fourth proportional to 1,182,925.20, 1,775,116.80 and 472,879.20 is: 709,610.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,925.20 : 1,775,116.80 = 472,879.20 : x
  2. Step 2: Convert to fraction form
    1,182,925.20/1,775,116.80 = 472,879.20/x
  3. Step 3: Cross multiply
    1,182,925.20x = 1,775,116.80 × 472,879.20
  4. Step 4: Simplify right side
    1,182,925.20x = 839,415,812,290.56
  5. Step 5: Solve for x
    x = 839,415,812,290.56/1,182,925.20
  6. Step 6: Final answer
    x = 709,610.22

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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.