Home / 4,202,220.60-6,302,456.10-1,806,143.40

Finding the Fourth Proportional to 4,202,220.60, 6,302,456.10 and 1,806,143.40

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Solution

The fourth proportional to 4,202,220.60, 6,302,456.10 and 1,806,143.40 is: 2,708,839.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,202,220.60 : 6,302,456.10 = 1,806,143.40 : x
  2. Step 2: Convert to fraction form
    4,202,220.60/6,302,456.10 = 1,806,143.40/x
  3. Step 3: Cross multiply
    4,202,220.60x = 6,302,456.10 × 1,806,143.40
  4. Step 4: Simplify right side
    4,202,220.60x = 11,383,139,488,804.74
  5. Step 5: Solve for x
    x = 11,383,139,488,804.74/4,202,220.60
  6. Step 6: Final answer
    x = 2,708,839.10

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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.