Home / 2,882,635.78-3,977,913.35-1,575,862.96

Finding the Fourth Proportional to 2,882,635.78, 3,977,913.35 and 1,575,862.96

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Solution

The fourth proportional to 2,882,635.78, 3,977,913.35 and 1,575,862.96 is: 2,174,623.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882,635.78 : 3,977,913.35 = 1,575,862.96 : x
  2. Step 2: Convert to fraction form
    2,882,635.78/3,977,913.35 = 1,575,862.96/x
  3. Step 3: Cross multiply
    2,882,635.78x = 3,977,913.35 × 1,575,862.96
  4. Step 4: Simplify right side
    2,882,635.78x = 6,268,646,286,464.95
  5. Step 5: Solve for x
    x = 6,268,646,286,464.95/2,882,635.78
  6. Step 6: Final answer
    x = 2,174,623.08

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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.