Home / 3,289,340.92-4,938,487.54-1,851,040.44

Finding the Fourth Proportional to 3,289,340.92, 4,938,487.54 and 1,851,040.44

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Solution

The fourth proportional to 3,289,340.92, 4,938,487.54 and 1,851,040.44 is: 2,779,079.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289,340.92 : 4,938,487.54 = 1,851,040.44 : x
  2. Step 2: Convert to fraction form
    3,289,340.92/4,938,487.54 = 1,851,040.44/x
  3. Step 3: Cross multiply
    3,289,340.92x = 4,938,487.54 × 1,851,040.44
  4. Step 4: Simplify right side
    3,289,340.92x = 9,141,340,148,976.12
  5. Step 5: Solve for x
    x = 9,141,340,148,976.12/3,289,340.92
  6. Step 6: Final answer
    x = 2,779,079.57

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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.