Home / 3,169,972.09-4,374,561.48-1,811,874.25

Finding the Fourth Proportional to 3,169,972.09, 4,374,561.48 and 1,811,874.25

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Solution

The fourth proportional to 3,169,972.09, 4,374,561.48 and 1,811,874.25 is: 2,500,386.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169,972.09 : 4,374,561.48 = 1,811,874.25 : x
  2. Step 2: Convert to fraction form
    3,169,972.09/4,374,561.48 = 1,811,874.25/x
  3. Step 3: Cross multiply
    3,169,972.09x = 4,374,561.48 × 1,811,874.25
  4. Step 4: Simplify right side
    3,169,972.09x = 7,926,155,278,781.08
  5. Step 5: Solve for x
    x = 7,926,155,278,781.08/3,169,972.09
  6. Step 6: Final answer
    x = 2,500,386.46

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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.