Home / 3,169,990.68-4,374,587.16-1,811,892.84

Finding the Fourth Proportional to 3,169,990.68, 4,374,587.16 and 1,811,892.84

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Solution

The fourth proportional to 3,169,990.68, 4,374,587.16 and 1,811,892.84 is: 2,500,412.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169,990.68 : 4,374,587.16 = 1,811,892.84 : x
  2. Step 2: Convert to fraction form
    3,169,990.68/4,374,587.16 = 1,811,892.84/x
  3. Step 3: Cross multiply
    3,169,990.68x = 4,374,587.16 × 1,811,892.84
  4. Step 4: Simplify right side
    3,169,990.68x = 7,926,283,153,159.94
  5. Step 5: Solve for x
    x = 7,926,283,153,159.94/3,169,990.68
  6. Step 6: Final answer
    x = 2,500,412.13

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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.