Home / 3,883,182.52-5,358,816.84-2,164,412.20

Finding the Fourth Proportional to 3,883,182.52, 5,358,816.84 and 2,164,412.20

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Solution

The fourth proportional to 3,883,182.52, 5,358,816.84 and 2,164,412.20 is: 2,986,902.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883,182.52 : 5,358,816.84 = 2,164,412.20 : x
  2. Step 2: Convert to fraction form
    3,883,182.52/5,358,816.84 = 2,164,412.20/x
  3. Step 3: Cross multiply
    3,883,182.52x = 5,358,816.84 × 2,164,412.20
  4. Step 4: Simplify right side
    3,883,182.52x = 11,598,688,546,061.45
  5. Step 5: Solve for x
    x = 11,598,688,546,061.45/3,883,182.52
  6. Step 6: Final answer
    x = 2,986,902.75

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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.