Home / 1,313,991.61-1,813,257.47-733,184.55

Finding the Fourth Proportional to 1,313,991.61, 1,813,257.47 and 733,184.55

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Solution

The fourth proportional to 1,313,991.61, 1,813,257.47 and 733,184.55 is: 1,011,766.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,991.61 : 1,813,257.47 = 733,184.55 : x
  2. Step 2: Convert to fraction form
    1,313,991.61/1,813,257.47 = 733,184.55/x
  3. Step 3: Cross multiply
    1,313,991.61x = 1,813,257.47 × 733,184.55
  4. Step 4: Simplify right side
    1,313,991.61x = 1,329,452,364,009.05
  5. Step 5: Solve for x
    x = 1,329,452,364,009.05/1,313,991.61
  6. Step 6: Final answer
    x = 1,011,766.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.