Home / 1,291,594.56-1,936,342.06-450,736.80

Finding the Fourth Proportional to 1,291,594.56, 1,936,342.06 and 450,736.80

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Solution

The fourth proportional to 1,291,594.56, 1,936,342.06 and 450,736.80 is: 675,738.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,594.56 : 1,936,342.06 = 450,736.80 : x
  2. Step 2: Convert to fraction form
    1,291,594.56/1,936,342.06 = 450,736.80/x
  3. Step 3: Cross multiply
    1,291,594.56x = 1,936,342.06 × 450,736.80
  4. Step 4: Simplify right side
    1,291,594.56x = 872,780,623,829.81
  5. Step 5: Solve for x
    x = 872,780,623,829.81/1,291,594.56
  6. Step 6: Final answer
    x = 675,738.85

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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.