Home / 1,223,235.28-1,833,891.48-773,009.20

Finding the Fourth Proportional to 1,223,235.28, 1,833,891.48 and 773,009.20

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Solution

The fourth proportional to 1,223,235.28, 1,833,891.48 and 773,009.20 is: 1,158,906.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,235.28 : 1,833,891.48 = 773,009.20 : x
  2. Step 2: Convert to fraction form
    1,223,235.28/1,833,891.48 = 773,009.20/x
  3. Step 3: Cross multiply
    1,223,235.28x = 1,833,891.48 × 773,009.20
  4. Step 4: Simplify right side
    1,223,235.28x = 1,417,614,985,841.62
  5. Step 5: Solve for x
    x = 1,417,614,985,841.62/1,223,235.28
  6. Step 6: Final answer
    x = 1,158,906.23

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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.