Home / 1,614,847-2,422,744.20-477,639.20

Finding the Fourth Proportional to 1,614,847, 2,422,744.20 and 477,639.20

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Solution

The fourth proportional to 1,614,847, 2,422,744.20 and 477,639.20 is: 716,598.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614,847 : 2,422,744.20 = 477,639.20 : x
  2. Step 2: Convert to fraction form
    1,614,847/2,422,744.20 = 477,639.20/x
  3. Step 3: Cross multiply
    1,614,847x = 2,422,744.20 × 477,639.20
  4. Step 4: Simplify right side
    1,614,847x = 1,157,197,601,492.64
  5. Step 5: Solve for x
    x = 1,157,197,601,492.64/1,614,847
  6. Step 6: Final answer
    x = 716,598.91

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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.