Home / 1,259,454.99-1,888,063.95-490,774.73

Finding the Fourth Proportional to 1,259,454.99, 1,888,063.95 and 490,774.73

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Solution

The fourth proportional to 1,259,454.99, 1,888,063.95 and 490,774.73 is: 735,726.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,454.99 : 1,888,063.95 = 490,774.73 : x
  2. Step 2: Convert to fraction form
    1,259,454.99/1,888,063.95 = 490,774.73/x
  3. Step 3: Cross multiply
    1,259,454.99x = 1,888,063.95 × 490,774.73
  4. Step 4: Simplify right side
    1,259,454.99x = 926,614,065,843.66
  5. Step 5: Solve for x
    x = 926,614,065,843.66/1,259,454.99
  6. Step 6: Final answer
    x = 735,726.23

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Double scale
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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.