Home / 2,191,946.68-3,287,920.56-1,434,426.04

Finding the Fourth Proportional to 2,191,946.68, 3,287,920.56 and 1,434,426.04

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Solution

The fourth proportional to 2,191,946.68, 3,287,920.56 and 1,434,426.04 is: 2,151,639.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,946.68 : 3,287,920.56 = 1,434,426.04 : x
  2. Step 2: Convert to fraction form
    2,191,946.68/3,287,920.56 = 1,434,426.04/x
  3. Step 3: Cross multiply
    2,191,946.68x = 3,287,920.56 × 1,434,426.04
  4. Step 4: Simplify right side
    2,191,946.68x = 4,716,278,868,715.38
  5. Step 5: Solve for x
    x = 4,716,278,868,715.38/2,191,946.68
  6. Step 6: Final answer
    x = 2,151,639.41

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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.