Home / 2,819,442.86-3,890,789.21-1,595,980.43

Finding the Fourth Proportional to 2,819,442.86, 3,890,789.21 and 1,595,980.43

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Solution

The fourth proportional to 2,819,442.86, 3,890,789.21 and 1,595,980.43 is: 2,202,429.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,442.86 : 3,890,789.21 = 1,595,980.43 : x
  2. Step 2: Convert to fraction form
    2,819,442.86/3,890,789.21 = 1,595,980.43/x
  3. Step 3: Cross multiply
    2,819,442.86x = 3,890,789.21 × 1,595,980.43
  4. Step 4: Simplify right side
    2,819,442.86x = 6,209,623,428,435.26
  5. Step 5: Solve for x
    x = 6,209,623,428,435.26/2,819,442.86
  6. Step 6: Final answer
    x = 2,202,429.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.