Home / 1,261,292.59-1,890,813.69-462,387.58

Finding the Fourth Proportional to 1,261,292.59, 1,890,813.69 and 462,387.58

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Solution

The fourth proportional to 1,261,292.59, 1,890,813.69 and 462,387.58 is: 693,168.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,292.59 : 1,890,813.69 = 462,387.58 : x
  2. Step 2: Convert to fraction form
    1,261,292.59/1,890,813.69 = 462,387.58/x
  3. Step 3: Cross multiply
    1,261,292.59x = 1,890,813.69 × 462,387.58
  4. Step 4: Simplify right side
    1,261,292.59x = 874,288,766,349.97
  5. Step 5: Solve for x
    x = 874,288,766,349.97/1,261,292.59
  6. Step 6: Final answer
    x = 693,168.88

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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.