Home / 3,469,756.02-4,788,766.11-1,999,378.50

Finding the Fourth Proportional to 3,469,756.02, 4,788,766.11 and 1,999,378.50

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Solution

The fourth proportional to 3,469,756.02, 4,788,766.11 and 1,999,378.50 is: 2,759,432.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469,756.02 : 4,788,766.11 = 1,999,378.50 : x
  2. Step 2: Convert to fraction form
    3,469,756.02/4,788,766.11 = 1,999,378.50/x
  3. Step 3: Cross multiply
    3,469,756.02x = 4,788,766.11 × 1,999,378.50
  4. Step 4: Simplify right side
    3,469,756.02x = 9,574,556,001,862.64
  5. Step 5: Solve for x
    x = 9,574,556,001,862.64/3,469,756.02
  6. Step 6: Final answer
    x = 2,759,432.06

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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.