Home / 3,291,221.23-4,532,412.31-2,712,947.45

Finding the Fourth Proportional to 3,291,221.23, 4,532,412.31 and 2,712,947.45

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Solution

The fourth proportional to 3,291,221.23, 4,532,412.31 and 2,712,947.45 is: 3,736,058.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291,221.23 : 4,532,412.31 = 2,712,947.45 : x
  2. Step 2: Convert to fraction form
    3,291,221.23/4,532,412.31 = 2,712,947.45/x
  3. Step 3: Cross multiply
    3,291,221.23x = 4,532,412.31 × 2,712,947.45
  4. Step 4: Simplify right side
    3,291,221.23x = 12,296,196,389,318.68
  5. Step 5: Solve for x
    x = 12,296,196,389,318.68/3,291,221.23
  6. Step 6: Final answer
    x = 3,736,058.91

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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.