Home / 3,414,984.43-4,712,746.80-1,866,342.37

Finding the Fourth Proportional to 3,414,984.43, 4,712,746.80 and 1,866,342.37

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Solution

The fourth proportional to 3,414,984.43, 4,712,746.80 and 1,866,342.37 is: 2,575,589.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414,984.43 : 4,712,746.80 = 1,866,342.37 : x
  2. Step 2: Convert to fraction form
    3,414,984.43/4,712,746.80 = 1,866,342.37/x
  3. Step 3: Cross multiply
    3,414,984.43x = 4,712,746.80 × 1,866,342.37
  4. Step 4: Simplify right side
    3,414,984.43x = 8,795,599,031,921.92
  5. Step 5: Solve for x
    x = 8,795,599,031,921.92/3,414,984.43
  6. Step 6: Final answer
    x = 2,575,589.79

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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.