Home / 2,048,821.80-3,073,232.70-769,426.80

Finding the Fourth Proportional to 2,048,821.80, 3,073,232.70 and 769,426.80

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Solution

The fourth proportional to 2,048,821.80, 3,073,232.70 and 769,426.80 is: 1,154,140.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048,821.80 : 3,073,232.70 = 769,426.80 : x
  2. Step 2: Convert to fraction form
    2,048,821.80/3,073,232.70 = 769,426.80/x
  3. Step 3: Cross multiply
    2,048,821.80x = 3,073,232.70 × 769,426.80
  4. Step 4: Simplify right side
    2,048,821.80x = 2,364,627,602,016.36
  5. Step 5: Solve for x
    x = 2,364,627,602,016.36/2,048,821.80
  6. Step 6: Final answer
    x = 1,154,140.20

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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.