Home / 1,037,247.15-1,554,983.28-398,009.62

Finding the Fourth Proportional to 1,037,247.15, 1,554,983.28 and 398,009.62

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Solution

The fourth proportional to 1,037,247.15, 1,554,983.28 and 398,009.62 is: 596,673.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,247.15 : 1,554,983.28 = 398,009.62 : x
  2. Step 2: Convert to fraction form
    1,037,247.15/1,554,983.28 = 398,009.62/x
  3. Step 3: Cross multiply
    1,037,247.15x = 1,554,983.28 × 398,009.62
  4. Step 4: Simplify right side
    1,037,247.15x = 618,898,300,989.21
  5. Step 5: Solve for x
    x = 618,898,300,989.21/1,037,247.15
  6. Step 6: Final answer
    x = 596,673.90

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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.