Home / 2,240,355.90-3,091,930.92-1,369,701.48

Finding the Fourth Proportional to 2,240,355.90, 3,091,930.92 and 1,369,701.48

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Solution

The fourth proportional to 2,240,355.90, 3,091,930.92 and 1,369,701.48 is: 1,890,334.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240,355.90 : 3,091,930.92 = 1,369,701.48 : x
  2. Step 2: Convert to fraction form
    2,240,355.90/3,091,930.92 = 1,369,701.48/x
  3. Step 3: Cross multiply
    2,240,355.90x = 3,091,930.92 × 1,369,701.48
  4. Step 4: Simplify right side
    2,240,355.90x = 4,235,022,357,181.76
  5. Step 5: Solve for x
    x = 4,235,022,357,181.76/2,240,355.90
  6. Step 6: Final answer
    x = 1,890,334.64

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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.