Home / 2,381,148.94-3,285,983.04-1,293,421.38

Finding the Fourth Proportional to 2,381,148.94, 3,285,983.04 and 1,293,421.38

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Solution

The fourth proportional to 2,381,148.94, 3,285,983.04 and 1,293,421.38 is: 1,784,920.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381,148.94 : 3,285,983.04 = 1,293,421.38 : x
  2. Step 2: Convert to fraction form
    2,381,148.94/3,285,983.04 = 1,293,421.38/x
  3. Step 3: Cross multiply
    2,381,148.94x = 3,285,983.04 × 1,293,421.38
  4. Step 4: Simplify right side
    2,381,148.94x = 4,250,160,718,253.40
  5. Step 5: Solve for x
    x = 4,250,160,718,253.40/2,381,148.94
  6. Step 6: Final answer
    x = 1,784,920.15

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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.