Home / 3,109,390.23-4,666,573.68-1,613,909.91

Finding the Fourth Proportional to 3,109,390.23, 4,666,573.68 and 1,613,909.91

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Solution

The fourth proportional to 3,109,390.23, 4,666,573.68 and 1,613,909.91 is: 2,422,156.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,390.23 : 4,666,573.68 = 1,613,909.91 : x
  2. Step 2: Convert to fraction form
    3,109,390.23/4,666,573.68 = 1,613,909.91/x
  3. Step 3: Cross multiply
    3,109,390.23x = 4,666,573.68 × 1,613,909.91
  4. Step 4: Simplify right side
    3,109,390.23x = 7,531,429,507,897.17
  5. Step 5: Solve for x
    x = 7,531,429,507,897.17/3,109,390.23
  6. Step 6: Final answer
    x = 2,422,156.42

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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.