Home / 1,156,340.78-1,734,501.44-903,833.66

Finding the Fourth Proportional to 1,156,340.78, 1,734,501.44 and 903,833.66

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Solution

The fourth proportional to 1,156,340.78, 1,734,501.44 and 903,833.66 is: 1,355,742.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,340.78 : 1,734,501.44 = 903,833.66 : x
  2. Step 2: Convert to fraction form
    1,156,340.78/1,734,501.44 = 903,833.66/x
  3. Step 3: Cross multiply
    1,156,340.78x = 1,734,501.44 × 903,833.66
  4. Step 4: Simplify right side
    1,156,340.78x = 1,567,700,784,790.47
  5. Step 5: Solve for x
    x = 1,567,700,784,790.47/1,156,340.78
  6. Step 6: Final answer
    x = 1,355,742.88

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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.