Home / 1,366,221.12-2,048,973.96-406,418.16

Finding the Fourth Proportional to 1,366,221.12, 2,048,973.96 and 406,418.16

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Solution

The fourth proportional to 1,366,221.12, 2,048,973.96 and 406,418.16 is: 609,520.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,221.12 : 2,048,973.96 = 406,418.16 : x
  2. Step 2: Convert to fraction form
    1,366,221.12/2,048,973.96 = 406,418.16/x
  3. Step 3: Cross multiply
    1,366,221.12x = 2,048,973.96 × 406,418.16
  4. Step 4: Simplify right side
    1,366,221.12x = 832,740,226,711.11
  5. Step 5: Solve for x
    x = 832,740,226,711.11/1,366,221.12
  6. Step 6: Final answer
    x = 609,520.83

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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.