Home / 2,809,760.32-3,877,479.12-1,520,600.32

Finding the Fourth Proportional to 2,809,760.32, 3,877,479.12 and 1,520,600.32

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Solution

The fourth proportional to 2,809,760.32, 3,877,479.12 and 1,520,600.32 is: 2,098,433.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,760.32 : 3,877,479.12 = 1,520,600.32 : x
  2. Step 2: Convert to fraction form
    2,809,760.32/3,877,479.12 = 1,520,600.32/x
  3. Step 3: Cross multiply
    2,809,760.32x = 3,877,479.12 × 1,520,600.32
  4. Step 4: Simplify right side
    2,809,760.32x = 5,896,095,990,665.32
  5. Step 5: Solve for x
    x = 5,896,095,990,665.32/2,809,760.32
  6. Step 6: Final answer
    x = 2,098,433.79

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1.5x scale

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.