Home / 2,153,246.40-3,229,610.40-890,942.40

Finding the Fourth Proportional to 2,153,246.40, 3,229,610.40 and 890,942.40

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Solution

The fourth proportional to 2,153,246.40, 3,229,610.40 and 890,942.40 is: 1,336,306.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,246.40 : 3,229,610.40 = 890,942.40 : x
  2. Step 2: Convert to fraction form
    2,153,246.40/3,229,610.40 = 890,942.40/x
  3. Step 3: Cross multiply
    2,153,246.40x = 3,229,610.40 × 890,942.40
  4. Step 4: Simplify right side
    2,153,246.40x = 2,877,396,840,840.96
  5. Step 5: Solve for x
    x = 2,877,396,840,840.96/2,153,246.40
  6. Step 6: Final answer
    x = 1,336,306.35

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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.