Home / 3,900,047.28-5,845,279.40-2,190,597.14

Finding the Fourth Proportional to 3,900,047.28, 5,845,279.40 and 2,190,597.14

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Solution

The fourth proportional to 3,900,047.28, 5,845,279.40 and 2,190,597.14 is: 3,283,204.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900,047.28 : 5,845,279.40 = 2,190,597.14 : x
  2. Step 2: Convert to fraction form
    3,900,047.28/5,845,279.40 = 2,190,597.14/x
  3. Step 3: Cross multiply
    3,900,047.28x = 5,845,279.40 × 2,190,597.14
  4. Step 4: Simplify right side
    3,900,047.28x = 12,804,652,336,140.92
  5. Step 5: Solve for x
    x = 12,804,652,336,140.92/3,900,047.28
  6. Step 6: Final answer
    x = 3,283,204.39

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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.