Home / 1,549,079.82-2,318,646.96-827,618.64

Finding the Fourth Proportional to 1,549,079.82, 2,318,646.96 and 827,618.64

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Solution

The fourth proportional to 1,549,079.82, 2,318,646.96 and 827,618.64 is: 1,238,771.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,079.82 : 2,318,646.96 = 827,618.64 : x
  2. Step 2: Convert to fraction form
    1,549,079.82/2,318,646.96 = 827,618.64/x
  3. Step 3: Cross multiply
    1,549,079.82x = 2,318,646.96 × 827,618.64
  4. Step 4: Simplify right side
    1,549,079.82x = 1,918,955,443,675.33
  5. Step 5: Solve for x
    x = 1,918,955,443,675.33/1,549,079.82
  6. Step 6: Final answer
    x = 1,238,771.18

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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.