Home / 1,485,325.55-2,049,781.85-904,575.90

Finding the Fourth Proportional to 1,485,325.55, 2,049,781.85 and 904,575.90

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Solution

The fourth proportional to 1,485,325.55, 2,049,781.85 and 904,575.90 is: 1,248,334.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,325.55 : 2,049,781.85 = 904,575.90 : x
  2. Step 2: Convert to fraction form
    1,485,325.55/2,049,781.85 = 904,575.90/x
  3. Step 3: Cross multiply
    1,485,325.55x = 2,049,781.85 × 904,575.90
  4. Step 4: Simplify right side
    1,485,325.55x = 1,854,183,268,323.38
  5. Step 5: Solve for x
    x = 1,854,183,268,323.38/1,485,325.55
  6. Step 6: Final answer
    x = 1,248,334.59

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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.