Home / 1,553,170.50-2,144,036.64-1,044,168.12

Finding the Fourth Proportional to 1,553,170.50, 2,144,036.64 and 1,044,168.12

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Solution

The fourth proportional to 1,553,170.50, 2,144,036.64 and 1,044,168.12 is: 1,441,396.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,170.50 : 2,144,036.64 = 1,044,168.12 : x
  2. Step 2: Convert to fraction form
    1,553,170.50/2,144,036.64 = 1,044,168.12/x
  3. Step 3: Cross multiply
    1,553,170.50x = 2,144,036.64 × 1,044,168.12
  4. Step 4: Simplify right side
    1,553,170.50x = 2,238,734,707,599.92
  5. Step 5: Solve for x
    x = 2,238,734,707,599.92/1,553,170.50
  6. Step 6: Final answer
    x = 1,441,396.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.