Home / 2,782,943.18-4,171,501.25-1,164,639.20

Finding the Fourth Proportional to 2,782,943.18, 4,171,501.25 and 1,164,639.20

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Solution

The fourth proportional to 2,782,943.18, 4,171,501.25 and 1,164,639.20 is: 1,745,739.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782,943.18 : 4,171,501.25 = 1,164,639.20 : x
  2. Step 2: Convert to fraction form
    2,782,943.18/4,171,501.25 = 1,164,639.20/x
  3. Step 3: Cross multiply
    2,782,943.18x = 4,171,501.25 × 1,164,639.20
  4. Step 4: Simplify right side
    2,782,943.18x = 4,858,293,883,204.56
  5. Step 5: Solve for x
    x = 4,858,293,883,204.56/2,782,943.18
  6. Step 6: Final answer
    x = 1,745,739.52

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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.