Home / 3,220,186.20-4,443,860.54-1,769,881.24

Finding the Fourth Proportional to 3,220,186.20, 4,443,860.54 and 1,769,881.24

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Solution

The fourth proportional to 3,220,186.20, 4,443,860.54 and 1,769,881.24 is: 2,442,438.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,186.20 : 4,443,860.54 = 1,769,881.24 : x
  2. Step 2: Convert to fraction form
    3,220,186.20/4,443,860.54 = 1,769,881.24/x
  3. Step 3: Cross multiply
    3,220,186.20x = 4,443,860.54 × 1,769,881.24
  4. Step 4: Simplify right side
    3,220,186.20x = 7,865,105,402,922.27
  5. Step 5: Solve for x
    x = 7,865,105,402,922.27/3,220,186.20
  6. Step 6: Final answer
    x = 2,442,438.08

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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.