Home / 4,892,760.60-7,338,570.39-1,298,806.80

Finding the Fourth Proportional to 4,892,760.60, 7,338,570.39 and 1,298,806.80

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Solution

The fourth proportional to 4,892,760.60, 7,338,570.39 and 1,298,806.80 is: 1,948,058.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892,760.60 : 7,338,570.39 = 1,298,806.80 : x
  2. Step 2: Convert to fraction form
    4,892,760.60/7,338,570.39 = 1,298,806.80/x
  3. Step 3: Cross multiply
    4,892,760.60x = 7,338,570.39 × 1,298,806.80
  4. Step 4: Simplify right side
    4,892,760.60x = 9,531,385,124,810.65
  5. Step 5: Solve for x
    x = 9,531,385,124,810.65/4,892,760.60
  6. Step 6: Final answer
    x = 1,948,058.76

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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.