Home / 2,145,204.68-3,216,246.41-1,007,380.40

Finding the Fourth Proportional to 2,145,204.68, 3,216,246.41 and 1,007,380.40

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Solution

The fourth proportional to 2,145,204.68, 3,216,246.41 and 1,007,380.40 is: 1,510,337.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,204.68 : 3,216,246.41 = 1,007,380.40 : x
  2. Step 2: Convert to fraction form
    2,145,204.68/3,216,246.41 = 1,007,380.40/x
  3. Step 3: Cross multiply
    2,145,204.68x = 3,216,246.41 × 1,007,380.40
  4. Step 4: Simplify right side
    2,145,204.68x = 3,239,983,581,441.58
  5. Step 5: Solve for x
    x = 3,239,983,581,441.58/2,145,204.68
  6. Step 6: Final answer
    x = 1,510,337.74

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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.