Home / 3,221,377.92-4,445,510.40-1,771,221.60

Finding the Fourth Proportional to 3,221,377.92, 4,445,510.40 and 1,771,221.60

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Solution

The fourth proportional to 3,221,377.92, 4,445,510.40 and 1,771,221.60 is: 2,444,290.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,377.92 : 4,445,510.40 = 1,771,221.60 : x
  2. Step 2: Convert to fraction form
    3,221,377.92/4,445,510.40 = 1,771,221.60/x
  3. Step 3: Cross multiply
    3,221,377.92x = 4,445,510.40 × 1,771,221.60
  4. Step 4: Simplify right side
    3,221,377.92x = 7,873,984,043,504.64
  5. Step 5: Solve for x
    x = 7,873,984,043,504.64/3,221,377.92
  6. Step 6: Final answer
    x = 2,444,290.69

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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.