Home / 3,239,069.68-4,471,782.12-2,152,814.32

Finding the Fourth Proportional to 3,239,069.68, 4,471,782.12 and 2,152,814.32

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Solution

The fourth proportional to 3,239,069.68, 4,471,782.12 and 2,152,814.32 is: 2,972,123.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239,069.68 : 4,471,782.12 = 2,152,814.32 : x
  2. Step 2: Convert to fraction form
    3,239,069.68/4,471,782.12 = 2,152,814.32/x
  3. Step 3: Cross multiply
    3,239,069.68x = 4,471,782.12 × 2,152,814.32
  4. Step 4: Simplify right side
    3,239,069.68x = 9,626,916,583,855.96
  5. Step 5: Solve for x
    x = 9,626,916,583,855.96/3,239,069.68
  6. Step 6: Final answer
    x = 2,972,123.95

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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.