Home / 1,544,274.87-2,315,622.42-645,471.33

Finding the Fourth Proportional to 1,544,274.87, 2,315,622.42 and 645,471.33

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Solution

The fourth proportional to 1,544,274.87, 2,315,622.42 and 645,471.33 is: 967,876.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,274.87 : 2,315,622.42 = 645,471.33 : x
  2. Step 2: Convert to fraction form
    1,544,274.87/2,315,622.42 = 645,471.33/x
  3. Step 3: Cross multiply
    1,544,274.87x = 2,315,622.42 × 645,471.33
  4. Step 4: Simplify right side
    1,544,274.87x = 1,494,667,883,215.22
  5. Step 5: Solve for x
    x = 1,494,667,883,215.22/1,544,274.87
  6. Step 6: Final answer
    x = 967,876.84

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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.