Home / 1,021,146.62-1,531,886.18-301,561.11

Finding the Fourth Proportional to 1,021,146.62, 1,531,886.18 and 301,561.11

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Solution

The fourth proportional to 1,021,146.62, 1,531,886.18 and 301,561.11 is: 452,390.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,146.62 : 1,531,886.18 = 301,561.11 : x
  2. Step 2: Convert to fraction form
    1,021,146.62/1,531,886.18 = 301,561.11/x
  3. Step 3: Cross multiply
    1,021,146.62x = 1,531,886.18 × 301,561.11
  4. Step 4: Simplify right side
    1,021,146.62x = 461,957,295,326.65
  5. Step 5: Solve for x
    x = 461,957,295,326.65/1,021,146.62
  6. Step 6: Final answer
    x = 452,390.76

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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.