Home / 2,105,973.28-2,908,014.68-1,332,967.80

Finding the Fourth Proportional to 2,105,973.28, 2,908,014.68 and 1,332,967.80

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Solution

The fourth proportional to 2,105,973.28, 2,908,014.68 and 1,332,967.80 is: 1,840,616.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,973.28 : 2,908,014.68 = 1,332,967.80 : x
  2. Step 2: Convert to fraction form
    2,105,973.28/2,908,014.68 = 1,332,967.80/x
  3. Step 3: Cross multiply
    2,105,973.28x = 2,908,014.68 × 1,332,967.80
  4. Step 4: Simplify right side
    2,105,973.28x = 3,876,289,923,702.47
  5. Step 5: Solve for x
    x = 3,876,289,923,702.47/2,105,973.28
  6. Step 6: Final answer
    x = 1,840,616.86

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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.