Home / 1,098,479.10-1,646,556.09-499,860.65

Finding the Fourth Proportional to 1,098,479.10, 1,646,556.09 and 499,860.65

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Solution

The fourth proportional to 1,098,479.10, 1,646,556.09 and 499,860.65 is: 749,261.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,479.10 : 1,646,556.09 = 499,860.65 : x
  2. Step 2: Convert to fraction form
    1,098,479.10/1,646,556.09 = 499,860.65/x
  3. Step 3: Cross multiply
    1,098,479.10x = 1,646,556.09 × 499,860.65
  4. Step 4: Simplify right side
    1,098,479.10x = 823,048,599,650.77
  5. Step 5: Solve for x
    x = 823,048,599,650.77/1,098,479.10
  6. Step 6: Final answer
    x = 749,261.95

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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.