Home / 3,254,518.80-4,881,778.20-1,123,894.80

Finding the Fourth Proportional to 3,254,518.80, 4,881,778.20 and 1,123,894.80

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Solution

The fourth proportional to 3,254,518.80, 4,881,778.20 and 1,123,894.80 is: 1,685,842.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254,518.80 : 4,881,778.20 = 1,123,894.80 : x
  2. Step 2: Convert to fraction form
    3,254,518.80/4,881,778.20 = 1,123,894.80/x
  3. Step 3: Cross multiply
    3,254,518.80x = 4,881,778.20 × 1,123,894.80
  4. Step 4: Simplify right side
    3,254,518.80x = 5,486,605,133,733.36
  5. Step 5: Solve for x
    x = 5,486,605,133,733.36/3,254,518.80
  6. Step 6: Final answer
    x = 1,685,842.20

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.