Home / 3,436,931.20-5,160,904.80-2,732,814.40

Finding the Fourth Proportional to 3,436,931.20, 5,160,904.80 and 2,732,814.40

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Solution

The fourth proportional to 3,436,931.20, 5,160,904.80 and 2,732,814.40 is: 4,103,601.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,931.20 : 5,160,904.80 = 2,732,814.40 : x
  2. Step 2: Convert to fraction form
    3,436,931.20/5,160,904.80 = 2,732,814.40/x
  3. Step 3: Cross multiply
    3,436,931.20x = 5,160,904.80 × 2,732,814.40
  4. Step 4: Simplify right side
    3,436,931.20x = 14,103,794,954,469.12
  5. Step 5: Solve for x
    x = 14,103,794,954,469.12/3,436,931.20
  6. Step 6: Final answer
    x = 4,103,601.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.