Home / 3,647,240.31-5,033,207.34-1,993,420.74

Finding the Fourth Proportional to 3,647,240.31, 5,033,207.34 and 1,993,420.74

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Solution

The fourth proportional to 3,647,240.31, 5,033,207.34 and 1,993,420.74 is: 2,750,929.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647,240.31 : 5,033,207.34 = 1,993,420.74 : x
  2. Step 2: Convert to fraction form
    3,647,240.31/5,033,207.34 = 1,993,420.74/x
  3. Step 3: Cross multiply
    3,647,240.31x = 5,033,207.34 × 1,993,420.74
  4. Step 4: Simplify right side
    3,647,240.31x = 10,033,299,900,276.23
  5. Step 5: Solve for x
    x = 10,033,299,900,276.23/3,647,240.31
  6. Step 6: Final answer
    x = 2,750,929.21

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1.5x scale

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.