Home / 1,778,377.61-2,667,562.47-1,374,157.64

Finding the Fourth Proportional to 1,778,377.61, 2,667,562.47 and 1,374,157.64

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Solution

The fourth proportional to 1,778,377.61, 2,667,562.47 and 1,374,157.64 is: 2,061,233.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,377.61 : 2,667,562.47 = 1,374,157.64 : x
  2. Step 2: Convert to fraction form
    1,778,377.61/2,667,562.47 = 1,374,157.64/x
  3. Step 3: Cross multiply
    1,778,377.61x = 2,667,562.47 × 1,374,157.64
  4. Step 4: Simplify right side
    1,778,377.61x = 3,665,651,354,996.68
  5. Step 5: Solve for x
    x = 3,665,651,354,996.68/1,778,377.61
  6. Step 6: Final answer
    x = 2,061,233.41

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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.