Home / 1,412,612.64-2,120,250.60-514,922.04

Finding the Fourth Proportional to 1,412,612.64, 2,120,250.60 and 514,922.04

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Solution

The fourth proportional to 1,412,612.64, 2,120,250.60 and 514,922.04 is: 772,868.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,612.64 : 2,120,250.60 = 514,922.04 : x
  2. Step 2: Convert to fraction form
    1,412,612.64/2,120,250.60 = 514,922.04/x
  3. Step 3: Cross multiply
    1,412,612.64x = 2,120,250.60 × 514,922.04
  4. Step 4: Simplify right side
    1,412,612.64x = 1,091,763,764,263.22
  5. Step 5: Solve for x
    x = 1,091,763,764,263.22/1,412,612.64
  6. Step 6: Final answer
    x = 772,868.47

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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.