Home / 3,221,429.28-4,445,574.44-1,771,149.48

Finding the Fourth Proportional to 3,221,429.28, 4,445,574.44 and 1,771,149.48

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Solution

The fourth proportional to 3,221,429.28, 4,445,574.44 and 1,771,149.48 is: 2,444,187.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,429.28 : 4,445,574.44 = 1,771,149.48 : x
  2. Step 2: Convert to fraction form
    3,221,429.28/4,445,574.44 = 1,771,149.48/x
  3. Step 3: Cross multiply
    3,221,429.28x = 4,445,574.44 × 1,771,149.48
  4. Step 4: Simplify right side
    3,221,429.28x = 7,873,776,857,707.29
  5. Step 5: Solve for x
    x = 7,873,776,857,707.29/3,221,429.28
  6. Step 6: Final answer
    x = 2,444,187.40

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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.