Home / 1,291,589.55-1,936,334.57-450,731.79

Finding the Fourth Proportional to 1,291,589.55, 1,936,334.57 and 450,731.79

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Solution

The fourth proportional to 1,291,589.55, 1,936,334.57 and 450,731.79 is: 675,731.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,589.55 : 1,936,334.57 = 450,731.79 : x
  2. Step 2: Convert to fraction form
    1,291,589.55/1,936,334.57 = 450,731.79/x
  3. Step 3: Cross multiply
    1,291,589.55x = 1,936,334.57 × 450,731.79
  4. Step 4: Simplify right side
    1,291,589.55x = 872,767,544,521.32
  5. Step 5: Solve for x
    x = 872,767,544,521.32/1,291,589.55
  6. Step 6: Final answer
    x = 675,731.35

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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.