Home / 2,970,194.43-4,098,165.79-1,681,034.78

Finding the Fourth Proportional to 2,970,194.43, 4,098,165.79 and 1,681,034.78

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Solution

The fourth proportional to 2,970,194.43, 4,098,165.79 and 1,681,034.78 is: 2,319,430.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,194.43 : 4,098,165.79 = 1,681,034.78 : x
  2. Step 2: Convert to fraction form
    2,970,194.43/4,098,165.79 = 1,681,034.78/x
  3. Step 3: Cross multiply
    2,970,194.43x = 4,098,165.79 × 1,681,034.78
  4. Step 4: Simplify right side
    2,970,194.43x = 6,889,159,227,196.18
  5. Step 5: Solve for x
    x = 6,889,159,227,196.18/2,970,194.43
  6. Step 6: Final answer
    x = 2,319,430.39

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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.