Home / 3,019,818.53-4,167,349.61-1,661,691.53

Finding the Fourth Proportional to 3,019,818.53, 4,167,349.61 and 1,661,691.53

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Solution

The fourth proportional to 3,019,818.53, 4,167,349.61 and 1,661,691.53 is: 2,293,134.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,818.53 : 4,167,349.61 = 1,661,691.53 : x
  2. Step 2: Convert to fraction form
    3,019,818.53/4,167,349.61 = 1,661,691.53/x
  3. Step 3: Cross multiply
    3,019,818.53x = 4,167,349.61 × 1,661,691.53
  4. Step 4: Simplify right side
    3,019,818.53x = 6,924,849,551,595.72
  5. Step 5: Solve for x
    x = 6,924,849,551,595.72/3,019,818.53
  6. Step 6: Final answer
    x = 2,293,134.33

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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.