Home / 2,551,220.28-3,520,684.18-1,405,300.63

Finding the Fourth Proportional to 2,551,220.28, 3,520,684.18 and 1,405,300.63

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Solution

The fourth proportional to 2,551,220.28, 3,520,684.18 and 1,405,300.63 is: 1,939,314.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551,220.28 : 3,520,684.18 = 1,405,300.63 : x
  2. Step 2: Convert to fraction form
    2,551,220.28/3,520,684.18 = 1,405,300.63/x
  3. Step 3: Cross multiply
    2,551,220.28x = 3,520,684.18 × 1,405,300.63
  4. Step 4: Simplify right side
    2,551,220.28x = 4,947,619,692,766.23
  5. Step 5: Solve for x
    x = 4,947,619,692,766.23/2,551,220.28
  6. Step 6: Final answer
    x = 1,939,314.97

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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.