Home / 3,943,342.20-5,910,347.70-1,668,862.20

Finding the Fourth Proportional to 3,943,342.20, 5,910,347.70 and 1,668,862.20

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Solution

The fourth proportional to 3,943,342.20, 5,910,347.70 and 1,668,862.20 is: 2,501,318.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,342.20 : 5,910,347.70 = 1,668,862.20 : x
  2. Step 2: Convert to fraction form
    3,943,342.20/5,910,347.70 = 1,668,862.20/x
  3. Step 3: Cross multiply
    3,943,342.20x = 5,910,347.70 × 1,668,862.20
  4. Step 4: Simplify right side
    3,943,342.20x = 9,863,555,865,386.94
  5. Step 5: Solve for x
    x = 9,863,555,865,386.94/3,943,342.20
  6. Step 6: Final answer
    x = 2,501,318.77

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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.