Home / 1,229,926.96-1,845,459.87-471,514.78

Finding the Fourth Proportional to 1,229,926.96, 1,845,459.87 and 471,514.78

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Solution

The fourth proportional to 1,229,926.96, 1,845,459.87 and 471,514.78 is: 707,490.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,926.96 : 1,845,459.87 = 471,514.78 : x
  2. Step 2: Convert to fraction form
    1,229,926.96/1,845,459.87 = 471,514.78/x
  3. Step 3: Cross multiply
    1,229,926.96x = 1,845,459.87 × 471,514.78
  4. Step 4: Simplify right side
    1,229,926.96x = 870,161,604,601.88
  5. Step 5: Solve for x
    x = 870,161,604,601.88/1,229,926.96
  6. Step 6: Final answer
    x = 707,490.47

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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.