Home / 1,332,103.78-1,838,292.50-773,350.02

Finding the Fourth Proportional to 1,332,103.78, 1,838,292.50 and 773,350.02

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Solution

The fourth proportional to 1,332,103.78, 1,838,292.50 and 773,350.02 is: 1,067,216.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,103.78 : 1,838,292.50 = 773,350.02 : x
  2. Step 2: Convert to fraction form
    1,332,103.78/1,838,292.50 = 773,350.02/x
  3. Step 3: Cross multiply
    1,332,103.78x = 1,838,292.50 × 773,350.02
  4. Step 4: Simplify right side
    1,332,103.78x = 1,421,643,543,574.23
  5. Step 5: Solve for x
    x = 1,421,643,543,574.23/1,332,103.78
  6. Step 6: Final answer
    x = 1,067,216.81

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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.