Home / 2,939,185.18-4,055,851.60-1,649,776.42

Finding the Fourth Proportional to 2,939,185.18, 4,055,851.60 and 1,649,776.42

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Solution

The fourth proportional to 2,939,185.18, 4,055,851.60 and 1,649,776.42 is: 2,276,565.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,185.18 : 4,055,851.60 = 1,649,776.42 : x
  2. Step 2: Convert to fraction form
    2,939,185.18/4,055,851.60 = 1,649,776.42/x
  3. Step 3: Cross multiply
    2,939,185.18x = 4,055,851.60 × 1,649,776.42
  4. Step 4: Simplify right side
    2,939,185.18x = 6,691,248,318,435.20
  5. Step 5: Solve for x
    x = 6,691,248,318,435.20/2,939,185.18
  6. Step 6: Final answer
    x = 2,276,565.75

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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.