Home / 1,681,304.20-2,519,186.10-970,091.80

Finding the Fourth Proportional to 1,681,304.20, 2,519,186.10 and 970,091.80

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Solution

The fourth proportional to 1,681,304.20, 2,519,186.10 and 970,091.80 is: 1,453,539.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,304.20 : 2,519,186.10 = 970,091.80 : x
  2. Step 2: Convert to fraction form
    1,681,304.20/2,519,186.10 = 970,091.80/x
  3. Step 3: Cross multiply
    1,681,304.20x = 2,519,186.10 × 970,091.80
  4. Step 4: Simplify right side
    1,681,304.20x = 2,443,841,778,283.98
  5. Step 5: Solve for x
    x = 2,443,841,778,283.98/1,681,304.20
  6. Step 6: Final answer
    x = 1,453,539.33

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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.