Home / 3,879,483.76-5,353,853.52-2,160,604

Finding the Fourth Proportional to 3,879,483.76, 5,353,853.52 and 2,160,604

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Solution

The fourth proportional to 3,879,483.76, 5,353,853.52 and 2,160,604 is: 2,981,725.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,879,483.76 : 5,353,853.52 = 2,160,604 : x
  2. Step 2: Convert to fraction form
    3,879,483.76/5,353,853.52 = 2,160,604/x
  3. Step 3: Cross multiply
    3,879,483.76x = 5,353,853.52 × 2,160,604
  4. Step 4: Simplify right side
    3,879,483.76x = 11,567,557,330,726.08
  5. Step 5: Solve for x
    x = 11,567,557,330,726.08/3,879,483.76
  6. Step 6: Final answer
    x = 2,981,725.93

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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.