Home / 2,890,540.80-4,331,145.60-1,823,673.60

Finding the Fourth Proportional to 2,890,540.80, 4,331,145.60 and 1,823,673.60

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Solution

The fourth proportional to 2,890,540.80, 4,331,145.60 and 1,823,673.60 is: 2,732,566.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890,540.80 : 4,331,145.60 = 1,823,673.60 : x
  2. Step 2: Convert to fraction form
    2,890,540.80/4,331,145.60 = 1,823,673.60/x
  3. Step 3: Cross multiply
    2,890,540.80x = 4,331,145.60 × 1,823,673.60
  4. Step 4: Simplify right side
    2,890,540.80x = 7,898,595,888,476.16
  5. Step 5: Solve for x
    x = 7,898,595,888,476.16/2,890,540.80
  6. Step 6: Final answer
    x = 2,732,566.82

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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.