Home / 1,653,932.91-2,480,451.33-455,570.21

Finding the Fourth Proportional to 1,653,932.91, 2,480,451.33 and 455,570.21

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Solution

The fourth proportional to 1,653,932.91, 2,480,451.33 and 455,570.21 is: 683,231.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,932.91 : 2,480,451.33 = 455,570.21 : x
  2. Step 2: Convert to fraction form
    1,653,932.91/2,480,451.33 = 455,570.21/x
  3. Step 3: Cross multiply
    1,653,932.91x = 2,480,451.33 × 455,570.21
  4. Step 4: Simplify right side
    1,653,932.91x = 1,130,019,720,900.62
  5. Step 5: Solve for x
    x = 1,130,019,720,900.62/1,653,932.91
  6. Step 6: Final answer
    x = 683,231.90

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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.