Home / 1,486,723.86-2,051,613.09-842,131.08

Finding the Fourth Proportional to 1,486,723.86, 2,051,613.09 and 842,131.08

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Solution

The fourth proportional to 1,486,723.86, 2,051,613.09 and 842,131.08 is: 1,162,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,723.86 : 2,051,613.09 = 842,131.08 : x
  2. Step 2: Convert to fraction form
    1,486,723.86/2,051,613.09 = 842,131.08/x
  3. Step 3: Cross multiply
    1,486,723.86x = 2,051,613.09 × 842,131.08
  4. Step 4: Simplify right side
    1,486,723.86x = 1,727,727,147,223.84
  5. Step 5: Solve for x
    x = 1,727,727,147,223.84/1,486,723.86
  6. Step 6: Final answer
    x = 1,162,103.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.