Home / 1,095,932.20-1,643,898.30-922,721.80

Finding the Fourth Proportional to 1,095,932.20, 1,643,898.30 and 922,721.80

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Solution

The fourth proportional to 1,095,932.20, 1,643,898.30 and 922,721.80 is: 1,384,082.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,932.20 : 1,643,898.30 = 922,721.80 : x
  2. Step 2: Convert to fraction form
    1,095,932.20/1,643,898.30 = 922,721.80/x
  3. Step 3: Cross multiply
    1,095,932.20x = 1,643,898.30 × 922,721.80
  4. Step 4: Simplify right side
    1,095,932.20x = 1,516,860,798,392.94
  5. Step 5: Solve for x
    x = 1,516,860,798,392.94/1,095,932.20
  6. Step 6: Final answer
    x = 1,384,082.70

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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.