Home / 725,190.06-1,082,461.80-671,750.72

Finding the Fourth Proportional to 725,190.06, 1,082,461.80 and 671,750.72

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Solution

The fourth proportional to 725,190.06, 1,082,461.80 and 671,750.72 is: 1,002,695.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,190.06 : 1,082,461.80 = 671,750.72 : x
  2. Step 2: Convert to fraction form
    725,190.06/1,082,461.80 = 671,750.72/x
  3. Step 3: Cross multiply
    725,190.06x = 1,082,461.80 × 671,750.72
  4. Step 4: Simplify right side
    725,190.06x = 727,144,492,799.19
  5. Step 5: Solve for x
    x = 727,144,492,799.19/725,190.06
  6. Step 6: Final answer
    x = 1,002,695.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.