Home / 1,903,608.40-2,626,932.24-1,087,760.32

Finding the Fourth Proportional to 1,903,608.40, 2,626,932.24 and 1,087,760.32

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Solution

The fourth proportional to 1,903,608.40, 2,626,932.24 and 1,087,760.32 is: 1,501,082.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,608.40 : 2,626,932.24 = 1,087,760.32 : x
  2. Step 2: Convert to fraction form
    1,903,608.40/2,626,932.24 = 1,087,760.32/x
  3. Step 3: Cross multiply
    1,903,608.40x = 2,626,932.24 × 1,087,760.32
  4. Step 4: Simplify right side
    1,903,608.40x = 2,857,472,654,000.72
  5. Step 5: Solve for x
    x = 2,857,472,654,000.72/1,903,608.40
  6. Step 6: Final answer
    x = 1,501,082.18

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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.