Home / 1,995,020.80-2,990,562.90-983,314.60

Finding the Fourth Proportional to 1,995,020.80, 2,990,562.90 and 983,314.60

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Solution

The fourth proportional to 1,995,020.80, 2,990,562.90 and 983,314.60 is: 1,474,001.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,020.80 : 2,990,562.90 = 983,314.60 : x
  2. Step 2: Convert to fraction form
    1,995,020.80/2,990,562.90 = 983,314.60/x
  3. Step 3: Cross multiply
    1,995,020.80x = 2,990,562.90 × 983,314.60
  4. Step 4: Simplify right side
    1,995,020.80x = 2,940,664,161,788.34
  5. Step 5: Solve for x
    x = 2,940,664,161,788.34/1,995,020.80
  6. Step 6: Final answer
    x = 1,474,001.76

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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.