Home / 2,182,678.40-3,274,017.60-1,993,721.60

Finding the Fourth Proportional to 2,182,678.40, 3,274,017.60 and 1,993,721.60

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Solution

The fourth proportional to 2,182,678.40, 3,274,017.60 and 1,993,721.60 is: 2,990,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,678.40 : 3,274,017.60 = 1,993,721.60 : x
  2. Step 2: Convert to fraction form
    2,182,678.40/3,274,017.60 = 1,993,721.60/x
  3. Step 3: Cross multiply
    2,182,678.40x = 3,274,017.60 × 1,993,721.60
  4. Step 4: Simplify right side
    2,182,678.40x = 6,527,479,607,900.16
  5. Step 5: Solve for x
    x = 6,527,479,607,900.16/2,182,678.40
  6. Step 6: Final answer
    x = 2,990,582.40

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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.