Home / 1,303,744.88-1,799,251.08-730,785.20

Finding the Fourth Proportional to 1,303,744.88, 1,799,251.08 and 730,785.20

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Solution

The fourth proportional to 1,303,744.88, 1,799,251.08 and 730,785.20 is: 1,008,530.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,744.88 : 1,799,251.08 = 730,785.20 : x
  2. Step 2: Convert to fraction form
    1,303,744.88/1,799,251.08 = 730,785.20/x
  3. Step 3: Cross multiply
    1,303,744.88x = 1,799,251.08 × 730,785.20
  4. Step 4: Simplify right side
    1,303,744.88x = 1,314,866,060,348.02
  5. Step 5: Solve for x
    x = 1,314,866,060,348.02/1,303,744.88
  6. Step 6: Final answer
    x = 1,008,530.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.