Home / 1,447,375.89-1,996,071.21-903,561.78

Finding the Fourth Proportional to 1,447,375.89, 1,996,071.21 and 903,561.78

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Solution

The fourth proportional to 1,447,375.89, 1,996,071.21 and 903,561.78 is: 1,246,099.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,375.89 : 1,996,071.21 = 903,561.78 : x
  2. Step 2: Convert to fraction form
    1,447,375.89/1,996,071.21 = 903,561.78/x
  3. Step 3: Cross multiply
    1,447,375.89x = 1,996,071.21 × 903,561.78
  4. Step 4: Simplify right side
    1,447,375.89x = 1,803,573,655,514.35
  5. Step 5: Solve for x
    x = 1,803,573,655,514.35/1,447,375.89
  6. Step 6: Final answer
    x = 1,246,099.00

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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.