Home / 2,751,672.40-4,124,009.40-1,328,664.40

Finding the Fourth Proportional to 2,751,672.40, 4,124,009.40 and 1,328,664.40

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Solution

The fourth proportional to 2,751,672.40, 4,124,009.40 and 1,328,664.40 is: 1,991,306.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751,672.40 : 4,124,009.40 = 1,328,664.40 : x
  2. Step 2: Convert to fraction form
    2,751,672.40/4,124,009.40 = 1,328,664.40/x
  3. Step 3: Cross multiply
    2,751,672.40x = 4,124,009.40 × 1,328,664.40
  4. Step 4: Simplify right side
    2,751,672.40x = 5,479,424,475,045.36
  5. Step 5: Solve for x
    x = 5,479,424,475,045.36/2,751,672.40
  6. Step 6: Final answer
    x = 1,991,306.99

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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.