Home / 2,172,803.70-3,259,205.55-1,612,931.70

Finding the Fourth Proportional to 2,172,803.70, 3,259,205.55 and 1,612,931.70

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Solution

The fourth proportional to 2,172,803.70, 3,259,205.55 and 1,612,931.70 is: 2,419,397.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,803.70 : 3,259,205.55 = 1,612,931.70 : x
  2. Step 2: Convert to fraction form
    2,172,803.70/3,259,205.55 = 1,612,931.70/x
  3. Step 3: Cross multiply
    2,172,803.70x = 3,259,205.55 × 1,612,931.70
  4. Step 4: Simplify right side
    2,172,803.70x = 5,256,875,948,410.93
  5. Step 5: Solve for x
    x = 5,256,875,948,410.93/2,172,803.70
  6. Step 6: Final answer
    x = 2,419,397.55

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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.