Home / 1,261,261.50-1,890,767.31-462,356.54

Finding the Fourth Proportional to 1,261,261.50, 1,890,767.31 and 462,356.54

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Solution

The fourth proportional to 1,261,261.50, 1,890,767.31 and 462,356.54 is: 693,122.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,261.50 : 1,890,767.31 = 462,356.54 : x
  2. Step 2: Convert to fraction form
    1,261,261.50/1,890,767.31 = 462,356.54/x
  3. Step 3: Cross multiply
    1,261,261.50x = 1,890,767.31 × 462,356.54
  4. Step 4: Simplify right side
    1,261,261.50x = 874,208,627,299.41
  5. Step 5: Solve for x
    x = 874,208,627,299.41/1,261,261.50
  6. Step 6: Final answer
    x = 693,122.43

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1.5x scale

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.