Home / 1,550,772.68-2,140,164.26-871,752.92

Finding the Fourth Proportional to 1,550,772.68, 2,140,164.26 and 871,752.92

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Solution

The fourth proportional to 1,550,772.68, 2,140,164.26 and 871,752.92 is: 1,203,074.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550,772.68 : 2,140,164.26 = 871,752.92 : x
  2. Step 2: Convert to fraction form
    1,550,772.68/2,140,164.26 = 871,752.92/x
  3. Step 3: Cross multiply
    1,550,772.68x = 2,140,164.26 × 871,752.92
  4. Step 4: Simplify right side
    1,550,772.68x = 1,865,694,427,875.05
  5. Step 5: Solve for x
    x = 1,865,694,427,875.05/1,550,772.68
  6. Step 6: Final answer
    x = 1,203,074.09

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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.