Home / 2,709,103.65-4,062,212.06-911,389.65

Finding the Fourth Proportional to 2,709,103.65, 4,062,212.06 and 911,389.65

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Solution

The fourth proportional to 2,709,103.65, 4,062,212.06 and 911,389.65 is: 1,366,598.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,709,103.65 : 4,062,212.06 = 911,389.65 : x
  2. Step 2: Convert to fraction form
    2,709,103.65/4,062,212.06 = 911,389.65/x
  3. Step 3: Cross multiply
    2,709,103.65x = 4,062,212.06 × 911,389.65
  4. Step 4: Simplify right side
    2,709,103.65x = 3,702,258,023,032.23
  5. Step 5: Solve for x
    x = 3,702,258,023,032.23/2,709,103.65
  6. Step 6: Final answer
    x = 1,366,598.88

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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.