Home / 2,144,434.64-3,215,707.22-1,007,520

Finding the Fourth Proportional to 2,144,434.64, 3,215,707.22 and 1,007,520

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Solution

The fourth proportional to 2,144,434.64, 3,215,707.22 and 1,007,520 is: 1,510,836.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144,434.64 : 3,215,707.22 = 1,007,520 : x
  2. Step 2: Convert to fraction form
    2,144,434.64/3,215,707.22 = 1,007,520/x
  3. Step 3: Cross multiply
    2,144,434.64x = 3,215,707.22 × 1,007,520
  4. Step 4: Simplify right side
    2,144,434.64x = 3,239,889,338,294.40
  5. Step 5: Solve for x
    x = 3,239,889,338,294.40/2,144,434.64
  6. Step 6: Final answer
    x = 1,510,836.13

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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.