Home / 1,981,057.02-2,971,440.18-632,857.56

Finding the Fourth Proportional to 1,981,057.02, 2,971,440.18 and 632,857.56

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Solution

The fourth proportional to 1,981,057.02, 2,971,440.18 and 632,857.56 is: 949,239.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,057.02 : 2,971,440.18 = 632,857.56 : x
  2. Step 2: Convert to fraction form
    1,981,057.02/2,971,440.18 = 632,857.56/x
  3. Step 3: Cross multiply
    1,981,057.02x = 2,971,440.18 × 632,857.56
  4. Step 4: Simplify right side
    1,981,057.02x = 1,880,498,382,000.76
  5. Step 5: Solve for x
    x = 1,880,498,382,000.76/1,981,057.02
  6. Step 6: Final answer
    x = 949,239.91

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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.