Home / 1,008,057.15-1,512,085.73-672,133.95

Finding the Fourth Proportional to 1,008,057.15, 1,512,085.73 and 672,133.95

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Solution

The fourth proportional to 1,008,057.15, 1,512,085.73 and 672,133.95 is: 1,008,200.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,057.15 : 1,512,085.73 = 672,133.95 : x
  2. Step 2: Convert to fraction form
    1,008,057.15/1,512,085.73 = 672,133.95/x
  3. Step 3: Cross multiply
    1,008,057.15x = 1,512,085.73 × 672,133.95
  4. Step 4: Simplify right side
    1,008,057.15x = 1,016,324,154,443.53
  5. Step 5: Solve for x
    x = 1,016,324,154,443.53/1,008,057.15
  6. Step 6: Final answer
    x = 1,008,200.93

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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.