Home / 2,912,291.01-4,019,245.92-2,175,967.60

Finding the Fourth Proportional to 2,912,291.01, 4,019,245.92 and 2,175,967.60

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Solution

The fourth proportional to 2,912,291.01, 4,019,245.92 and 2,175,967.60 is: 3,003,047.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,291.01 : 4,019,245.92 = 2,175,967.60 : x
  2. Step 2: Convert to fraction form
    2,912,291.01/4,019,245.92 = 2,175,967.60/x
  3. Step 3: Cross multiply
    2,912,291.01x = 4,019,245.92 × 2,175,967.60
  4. Step 4: Simplify right side
    2,912,291.01x = 8,745,748,888,304.08
  5. Step 5: Solve for x
    x = 8,745,748,888,304.08/2,912,291.01
  6. Step 6: Final answer
    x = 3,003,047.72

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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.