Home / 2,821,838.64-3,894,165.90-1,532,704.20

Finding the Fourth Proportional to 2,821,838.64, 3,894,165.90 and 1,532,704.20

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Solution

The fourth proportional to 2,821,838.64, 3,894,165.90 and 1,532,704.20 is: 2,115,147.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,838.64 : 3,894,165.90 = 1,532,704.20 : x
  2. Step 2: Convert to fraction form
    2,821,838.64/3,894,165.90 = 1,532,704.20/x
  3. Step 3: Cross multiply
    2,821,838.64x = 3,894,165.90 × 1,532,704.20
  4. Step 4: Simplify right side
    2,821,838.64x = 5,968,604,430,426.78
  5. Step 5: Solve for x
    x = 5,968,604,430,426.78/2,821,838.64
  6. Step 6: Final answer
    x = 2,115,147.32

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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.