Home / 4,620,078.39-6,929,588.10-1,208,694.18

Finding the Fourth Proportional to 4,620,078.39, 6,929,588.10 and 1,208,694.18

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Solution

The fourth proportional to 4,620,078.39, 6,929,588.10 and 1,208,694.18 is: 1,812,902.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620,078.39 : 6,929,588.10 = 1,208,694.18 : x
  2. Step 2: Convert to fraction form
    4,620,078.39/6,929,588.10 = 1,208,694.18/x
  3. Step 3: Cross multiply
    4,620,078.39x = 6,929,588.10 × 1,208,694.18
  4. Step 4: Simplify right side
    4,620,078.39x = 8,375,752,806,267.26
  5. Step 5: Solve for x
    x = 8,375,752,806,267.26/4,620,078.39
  6. Step 6: Final answer
    x = 1,812,902.75

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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.