Home / 3,202,280.81-4,421,069.57-1,980,224.85

Finding the Fourth Proportional to 3,202,280.81, 4,421,069.57 and 1,980,224.85

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Solution

The fourth proportional to 3,202,280.81, 4,421,069.57 and 1,980,224.85 is: 2,733,898.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202,280.81 : 4,421,069.57 = 1,980,224.85 : x
  2. Step 2: Convert to fraction form
    3,202,280.81/4,421,069.57 = 1,980,224.85/x
  3. Step 3: Cross multiply
    3,202,280.81x = 4,421,069.57 × 1,980,224.85
  4. Step 4: Simplify right side
    3,202,280.81x = 8,754,711,826,092.82
  5. Step 5: Solve for x
    x = 8,754,711,826,092.82/3,202,280.81
  6. Step 6: Final answer
    x = 2,733,898.85

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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.