Home / 1,275,410.26-1,911,803.19-565,772.50

Finding the Fourth Proportional to 1,275,410.26, 1,911,803.19 and 565,772.50

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Solution

The fourth proportional to 1,275,410.26, 1,911,803.19 and 565,772.50 is: 848,076.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,410.26 : 1,911,803.19 = 565,772.50 : x
  2. Step 2: Convert to fraction form
    1,275,410.26/1,911,803.19 = 565,772.50/x
  3. Step 3: Cross multiply
    1,275,410.26x = 1,911,803.19 × 565,772.50
  4. Step 4: Simplify right side
    1,275,410.26x = 1,081,645,670,314.28
  5. Step 5: Solve for x
    x = 1,081,645,670,314.28/1,275,410.26
  6. Step 6: Final answer
    x = 848,076.66

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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.