Home / 2,268,336.78-3,130,302.96-1,249,741.54

Finding the Fourth Proportional to 2,268,336.78, 3,130,302.96 and 1,249,741.54

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Solution

The fourth proportional to 2,268,336.78, 3,130,302.96 and 1,249,741.54 is: 1,724,642.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268,336.78 : 3,130,302.96 = 1,249,741.54 : x
  2. Step 2: Convert to fraction form
    2,268,336.78/3,130,302.96 = 1,249,741.54/x
  3. Step 3: Cross multiply
    2,268,336.78x = 3,130,302.96 × 1,249,741.54
  4. Step 4: Simplify right side
    2,268,336.78x = 3,912,069,641,896.96
  5. Step 5: Solve for x
    x = 3,912,069,641,896.96/2,268,336.78
  6. Step 6: Final answer
    x = 1,724,642.34

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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.