Home / 2,095,478.20-3,138,551.70-1,815,542.20

Finding the Fourth Proportional to 2,095,478.20, 3,138,551.70 and 1,815,542.20

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Solution

The fourth proportional to 2,095,478.20, 3,138,551.70 and 1,815,542.20 is: 2,719,270.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095,478.20 : 3,138,551.70 = 1,815,542.20 : x
  2. Step 2: Convert to fraction form
    2,095,478.20/3,138,551.70 = 1,815,542.20/x
  3. Step 3: Cross multiply
    2,095,478.20x = 3,138,551.70 × 1,815,542.20
  4. Step 4: Simplify right side
    2,095,478.20x = 5,698,173,058,231.74
  5. Step 5: Solve for x
    x = 5,698,173,058,231.74/2,095,478.20
  6. Step 6: Final answer
    x = 2,719,270.98

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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.