Home / 2,970,190.33-4,098,160.11-1,681,030.71

Finding the Fourth Proportional to 2,970,190.33, 4,098,160.11 and 1,681,030.71

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Solution

The fourth proportional to 2,970,190.33, 4,098,160.11 and 1,681,030.71 is: 2,319,424.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,190.33 : 4,098,160.11 = 1,681,030.71 : x
  2. Step 2: Convert to fraction form
    2,970,190.33/4,098,160.11 = 1,681,030.71/x
  3. Step 3: Cross multiply
    2,970,190.33x = 4,098,160.11 × 1,681,030.71
  4. Step 4: Simplify right side
    2,970,190.33x = 6,889,133,013,854.95
  5. Step 5: Solve for x
    x = 6,889,133,013,854.95/2,970,190.33
  6. Step 6: Final answer
    x = 2,319,424.77

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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.