Home / 1,483,240.87-2,046,815.55-838,674.55

Finding the Fourth Proportional to 1,483,240.87, 2,046,815.55 and 838,674.55

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Solution

The fourth proportional to 1,483,240.87, 2,046,815.55 and 838,674.55 is: 1,157,338.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,240.87 : 2,046,815.55 = 838,674.55 : x
  2. Step 2: Convert to fraction form
    1,483,240.87/2,046,815.55 = 838,674.55/x
  3. Step 3: Cross multiply
    1,483,240.87x = 2,046,815.55 × 838,674.55
  4. Step 4: Simplify right side
    1,483,240.87x = 1,716,612,110,329.25
  5. Step 5: Solve for x
    x = 1,716,612,110,329.25/1,483,240.87
  6. Step 6: Final answer
    x = 1,157,338.73

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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.