Home / 5,271,312.20-7,906,968.30-1,282,224.20

Finding the Fourth Proportional to 5,271,312.20, 7,906,968.30 and 1,282,224.20

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Solution

The fourth proportional to 5,271,312.20, 7,906,968.30 and 1,282,224.20 is: 1,923,336.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271,312.20 : 7,906,968.30 = 1,282,224.20 : x
  2. Step 2: Convert to fraction form
    5,271,312.20/7,906,968.30 = 1,282,224.20/x
  3. Step 3: Cross multiply
    5,271,312.20x = 7,906,968.30 × 1,282,224.20
  4. Step 4: Simplify right side
    5,271,312.20x = 10,138,506,102,892.86
  5. Step 5: Solve for x
    x = 10,138,506,102,892.86/5,271,312.20
  6. Step 6: Final answer
    x = 1,923,336.30

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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.