Home / 2,794,584.40-4,193,719.80-1,021,656.40

Finding the Fourth Proportional to 2,794,584.40, 4,193,719.80 and 1,021,656.40

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Solution

The fourth proportional to 2,794,584.40, 4,193,719.80 and 1,021,656.40 is: 1,533,158.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,794,584.40 : 4,193,719.80 = 1,021,656.40 : x
  2. Step 2: Convert to fraction form
    2,794,584.40/4,193,719.80 = 1,021,656.40/x
  3. Step 3: Cross multiply
    2,794,584.40x = 4,193,719.80 × 1,021,656.40
  4. Step 4: Simplify right side
    2,794,584.40x = 4,284,540,673,476.72
  5. Step 5: Solve for x
    x = 4,284,540,673,476.72/2,794,584.40
  6. Step 6: Final answer
    x = 1,533,158.45

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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.