Home / 3,022,824.16-4,171,416.16-1,646,140.40

Finding the Fourth Proportional to 3,022,824.16, 4,171,416.16 and 1,646,140.40

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Solution

The fourth proportional to 3,022,824.16, 4,171,416.16 and 1,646,140.40 is: 2,271,629.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022,824.16 : 4,171,416.16 = 1,646,140.40 : x
  2. Step 2: Convert to fraction form
    3,022,824.16/4,171,416.16 = 1,646,140.40/x
  3. Step 3: Cross multiply
    3,022,824.16x = 4,171,416.16 × 1,646,140.40
  4. Step 4: Simplify right side
    3,022,824.16x = 6,866,736,666,188.86
  5. Step 5: Solve for x
    x = 6,866,736,666,188.86/3,022,824.16
  6. Step 6: Final answer
    x = 2,271,629.54

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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.