Home / 2,261,442.28-3,390,835-913,647.64

Finding the Fourth Proportional to 2,261,442.28, 3,390,835 and 913,647.64

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Solution

The fourth proportional to 2,261,442.28, 3,390,835 and 913,647.64 is: 1,369,934.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261,442.28 : 3,390,835 = 913,647.64 : x
  2. Step 2: Convert to fraction form
    2,261,442.28/3,390,835 = 913,647.64/x
  3. Step 3: Cross multiply
    2,261,442.28x = 3,390,835 × 913,647.64
  4. Step 4: Simplify right side
    2,261,442.28x = 3,098,028,395,379.40
  5. Step 5: Solve for x
    x = 3,098,028,395,379.40/2,261,442.28
  6. Step 6: Final answer
    x = 1,369,934.76

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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.