Home / 1,428,565.08-2,142,716.39-481,944.00

Finding the Fourth Proportional to 1,428,565.08, 2,142,716.39 and 481,944.00

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Solution

The fourth proportional to 1,428,565.08, 2,142,716.39 and 481,944.00 is: 722,871.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,428,565.08 : 2,142,716.39 = 481,944.00 : x
  2. Step 2: Convert to fraction form
    1,428,565.08/2,142,716.39 = 481,944.00/x
  3. Step 3: Cross multiply
    1,428,565.08x = 2,142,716.39 × 481,944.00
  4. Step 4: Simplify right side
    1,428,565.08x = 1,032,669,301,031.83
  5. Step 5: Solve for x
    x = 1,032,669,301,031.83/1,428,565.08
  6. Step 6: Final answer
    x = 722,871.73

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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.