Home / 1,524,704.51-2,104,053.72-871,288.98

Finding the Fourth Proportional to 1,524,704.51, 2,104,053.72 and 871,288.98

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Solution

The fourth proportional to 1,524,704.51, 2,104,053.72 and 871,288.98 is: 1,202,356.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524,704.51 : 2,104,053.72 = 871,288.98 : x
  2. Step 2: Convert to fraction form
    1,524,704.51/2,104,053.72 = 871,288.98/x
  3. Step 3: Cross multiply
    1,524,704.51x = 2,104,053.72 × 871,288.98
  4. Step 4: Simplify right side
    1,524,704.51x = 1,833,238,819,564.01
  5. Step 5: Solve for x
    x = 1,833,238,819,564.01/1,524,704.51
  6. Step 6: Final answer
    x = 1,202,356.79

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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.