Home / 2,307,989.15-3,185,098.28-1,261,387.42

Finding the Fourth Proportional to 2,307,989.15, 3,185,098.28 and 1,261,387.42

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Solution

The fourth proportional to 2,307,989.15, 3,185,098.28 and 1,261,387.42 is: 1,740,754.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307,989.15 : 3,185,098.28 = 1,261,387.42 : x
  2. Step 2: Convert to fraction form
    2,307,989.15/3,185,098.28 = 1,261,387.42/x
  3. Step 3: Cross multiply
    2,307,989.15x = 3,185,098.28 × 1,261,387.42
  4. Step 4: Simplify right side
    2,307,989.15x = 4,017,642,897,684.08
  5. Step 5: Solve for x
    x = 4,017,642,897,684.08/2,307,989.15
  6. Step 6: Final answer
    x = 1,740,754.67

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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.