Home / 1,306,105.56-1,958,787.36-507,216.60

Finding the Fourth Proportional to 1,306,105.56, 1,958,787.36 and 507,216.60

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Solution

The fourth proportional to 1,306,105.56, 1,958,787.36 and 507,216.60 is: 760,680.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,105.56 : 1,958,787.36 = 507,216.60 : x
  2. Step 2: Convert to fraction form
    1,306,105.56/1,958,787.36 = 507,216.60/x
  3. Step 3: Cross multiply
    1,306,105.56x = 1,958,787.36 × 507,216.60
  4. Step 4: Simplify right side
    1,306,105.56x = 993,529,464,862.18
  5. Step 5: Solve for x
    x = 993,529,464,862.18/1,306,105.56
  6. Step 6: Final answer
    x = 760,680.83

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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.