Home / 2,079,256.30-3,119,127.45-659,455.90

Finding the Fourth Proportional to 2,079,256.30, 3,119,127.45 and 659,455.90

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Solution

The fourth proportional to 2,079,256.30, 3,119,127.45 and 659,455.90 is: 989,260.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,256.30 : 3,119,127.45 = 659,455.90 : x
  2. Step 2: Convert to fraction form
    2,079,256.30/3,119,127.45 = 659,455.90/x
  3. Step 3: Cross multiply
    2,079,256.30x = 3,119,127.45 × 659,455.90
  4. Step 4: Simplify right side
    2,079,256.30x = 2,056,926,999,754.46
  5. Step 5: Solve for x
    x = 2,056,926,999,754.46/2,079,256.30
  6. Step 6: Final answer
    x = 989,260.92

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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.