Home / 3,487,148.95-4,812,269.78-1,959,255.19

Finding the Fourth Proportional to 3,487,148.95, 4,812,269.78 and 1,959,255.19

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Solution

The fourth proportional to 3,487,148.95, 4,812,269.78 and 1,959,255.19 is: 2,703,774.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487,148.95 : 4,812,269.78 = 1,959,255.19 : x
  2. Step 2: Convert to fraction form
    3,487,148.95/4,812,269.78 = 1,959,255.19/x
  3. Step 3: Cross multiply
    3,487,148.95x = 4,812,269.78 × 1,959,255.19
  4. Step 4: Simplify right side
    3,487,148.95x = 9,428,464,542,145.16
  5. Step 5: Solve for x
    x = 9,428,464,542,145.16/3,487,148.95
  6. Step 6: Final answer
    x = 2,703,774.54

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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.