Home / 3,701,528.64-5,108,123.20-2,153,161.80

Finding the Fourth Proportional to 3,701,528.64, 5,108,123.20 and 2,153,161.80

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Solution

The fourth proportional to 3,701,528.64, 5,108,123.20 and 2,153,161.80 is: 2,971,371.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701,528.64 : 5,108,123.20 = 2,153,161.80 : x
  2. Step 2: Convert to fraction form
    3,701,528.64/5,108,123.20 = 2,153,161.80/x
  3. Step 3: Cross multiply
    3,701,528.64x = 5,108,123.20 × 2,153,161.80
  4. Step 4: Simplify right side
    3,701,528.64x = 10,998,615,743,933.76
  5. Step 5: Solve for x
    x = 10,998,615,743,933.76/3,701,528.64
  6. Step 6: Final answer
    x = 2,971,371.24

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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.