Home / 3,616,853.92-4,995,400.86-2,381,984.40

Finding the Fourth Proportional to 3,616,853.92, 4,995,400.86 and 2,381,984.40

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Solution

The fourth proportional to 3,616,853.92, 4,995,400.86 and 2,381,984.40 is: 3,289,866.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616,853.92 : 4,995,400.86 = 2,381,984.40 : x
  2. Step 2: Convert to fraction form
    3,616,853.92/4,995,400.86 = 2,381,984.40/x
  3. Step 3: Cross multiply
    3,616,853.92x = 4,995,400.86 × 2,381,984.40
  4. Step 4: Simplify right side
    3,616,853.92x = 11,898,966,920,266.58
  5. Step 5: Solve for x
    x = 11,898,966,920,266.58/3,616,853.92
  6. Step 6: Final answer
    x = 3,289,866.60

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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.