Home / 1,246,022.75-1,869,349.36-347,464.58

Finding the Fourth Proportional to 1,246,022.75, 1,869,349.36 and 347,464.58

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Solution

The fourth proportional to 1,246,022.75, 1,869,349.36 and 347,464.58 is: 521,284.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,022.75 : 1,869,349.36 = 347,464.58 : x
  2. Step 2: Convert to fraction form
    1,246,022.75/1,869,349.36 = 347,464.58/x
  3. Step 3: Cross multiply
    1,246,022.75x = 1,869,349.36 × 347,464.58
  4. Step 4: Simplify right side
    1,246,022.75x = 649,532,688,508.35
  5. Step 5: Solve for x
    x = 649,532,688,508.35/1,246,022.75
  6. Step 6: Final answer
    x = 521,284.78

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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.