Home / 2,435,209.40-3,645,815.70-1,490,425.40

Finding the Fourth Proportional to 2,435,209.40, 3,645,815.70 and 1,490,425.40

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Solution

The fourth proportional to 2,435,209.40, 3,645,815.70 and 1,490,425.40 is: 2,231,354.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,435,209.40 : 3,645,815.70 = 1,490,425.40 : x
  2. Step 2: Convert to fraction form
    2,435,209.40/3,645,815.70 = 1,490,425.40/x
  3. Step 3: Cross multiply
    2,435,209.40x = 3,645,815.70 × 1,490,425.40
  4. Step 4: Simplify right side
    2,435,209.40x = 5,433,816,322,998.78
  5. Step 5: Solve for x
    x = 5,433,816,322,998.78/2,435,209.40
  6. Step 6: Final answer
    x = 2,231,354.86

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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.