Home / 2,028,888.48-3,038,846.96-1,387,672.48

Finding the Fourth Proportional to 2,028,888.48, 3,038,846.96 and 1,387,672.48

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Solution

The fourth proportional to 2,028,888.48, 3,038,846.96 and 1,387,672.48 is: 2,078,440.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,888.48 : 3,038,846.96 = 1,387,672.48 : x
  2. Step 2: Convert to fraction form
    2,028,888.48/3,038,846.96 = 1,387,672.48/x
  3. Step 3: Cross multiply
    2,028,888.48x = 3,038,846.96 × 1,387,672.48
  4. Step 4: Simplify right side
    2,028,888.48x = 4,216,924,297,323.66
  5. Step 5: Solve for x
    x = 4,216,924,297,323.66/2,028,888.48
  6. Step 6: Final answer
    x = 2,078,440.65

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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.