Home / 1,545,921.68-2,318,577.35-521,150.54

Finding the Fourth Proportional to 1,545,921.68, 2,318,577.35 and 521,150.54

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Solution

The fourth proportional to 1,545,921.68, 2,318,577.35 and 521,150.54 is: 781,622.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,921.68 : 2,318,577.35 = 521,150.54 : x
  2. Step 2: Convert to fraction form
    1,545,921.68/2,318,577.35 = 521,150.54/x
  3. Step 3: Cross multiply
    1,545,921.68x = 2,318,577.35 × 521,150.54
  4. Step 4: Simplify right side
    1,545,921.68x = 1,208,327,823,785.63
  5. Step 5: Solve for x
    x = 1,208,327,823,785.63/1,545,921.68
  6. Step 6: Final answer
    x = 781,622.93

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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.