Home / 1,261,725.41-1,891,468.64-462,823.19

Finding the Fourth Proportional to 1,261,725.41, 1,891,468.64 and 462,823.19

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Solution

The fourth proportional to 1,261,725.41, 1,891,468.64 and 462,823.19 is: 693,824.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,725.41 : 1,891,468.64 = 462,823.19 : x
  2. Step 2: Convert to fraction form
    1,261,725.41/1,891,468.64 = 462,823.19/x
  3. Step 3: Cross multiply
    1,261,725.41x = 1,891,468.64 × 462,823.19
  4. Step 4: Simplify right side
    1,261,725.41x = 875,415,552,560.55
  5. Step 5: Solve for x
    x = 875,415,552,560.55/1,261,725.41
  6. Step 6: Final answer
    x = 693,824.15

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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.