Home / 2,145,566.72-3,218,350-548,133.28

Finding the Fourth Proportional to 2,145,566.72, 3,218,350 and 548,133.28

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Solution

The fourth proportional to 2,145,566.72, 3,218,350 and 548,133.28 is: 822,199.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,566.72 : 3,218,350 = 548,133.28 : x
  2. Step 2: Convert to fraction form
    2,145,566.72/3,218,350 = 548,133.28/x
  3. Step 3: Cross multiply
    2,145,566.72x = 3,218,350 × 548,133.28
  4. Step 4: Simplify right side
    2,145,566.72x = 1,764,084,741,688
  5. Step 5: Solve for x
    x = 1,764,084,741,688/2,145,566.72
  6. Step 6: Final answer
    x = 822,199.90

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1.5x scale

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.