Home / 1,104,511.52-1,654,338.80-912,799.20

Finding the Fourth Proportional to 1,104,511.52, 1,654,338.80 and 912,799.20

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Solution

The fourth proportional to 1,104,511.52, 1,654,338.80 and 912,799.20 is: 1,367,191.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,511.52 : 1,654,338.80 = 912,799.20 : x
  2. Step 2: Convert to fraction form
    1,104,511.52/1,654,338.80 = 912,799.20/x
  3. Step 3: Cross multiply
    1,104,511.52x = 1,654,338.80 × 912,799.20
  4. Step 4: Simplify right side
    1,104,511.52x = 1,510,079,133,168.96
  5. Step 5: Solve for x
    x = 1,510,079,133,168.96/1,104,511.52
  6. Step 6: Final answer
    x = 1,367,191.84

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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.