Home / 1,880,848.80-2,821,532.40-682,480.80

Finding the Fourth Proportional to 1,880,848.80, 2,821,532.40 and 682,480.80

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Solution

The fourth proportional to 1,880,848.80, 2,821,532.40 and 682,480.80 is: 1,023,815.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,848.80 : 2,821,532.40 = 682,480.80 : x
  2. Step 2: Convert to fraction form
    1,880,848.80/2,821,532.40 = 682,480.80/x
  3. Step 3: Cross multiply
    1,880,848.80x = 2,821,532.40 × 682,480.80
  4. Step 4: Simplify right side
    1,880,848.80x = 1,925,641,689,577.92
  5. Step 5: Solve for x
    x = 1,925,641,689,577.92/1,880,848.80
  6. Step 6: Final answer
    x = 1,023,815.25

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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.