Home / 3,221,700.80-4,445,958.72-1,771,487.68

Finding the Fourth Proportional to 3,221,700.80, 4,445,958.72 and 1,771,487.68

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Solution

The fourth proportional to 3,221,700.80, 4,445,958.72 and 1,771,487.68 is: 2,444,659.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,700.80 : 4,445,958.72 = 1,771,487.68 : x
  2. Step 2: Convert to fraction form
    3,221,700.80/4,445,958.72 = 1,771,487.68/x
  3. Step 3: Cross multiply
    3,221,700.80x = 4,445,958.72 × 1,771,487.68
  4. Step 4: Simplify right side
    3,221,700.80x = 7,875,961,098,268.57
  5. Step 5: Solve for x
    x = 7,875,961,098,268.57/3,221,700.80
  6. Step 6: Final answer
    x = 2,444,659.39

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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.