Home / 1,427,680.28-2,137,313.18-1,250,533.28

Finding the Fourth Proportional to 1,427,680.28, 2,137,313.18 and 1,250,533.28

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Solution

The fourth proportional to 1,427,680.28, 2,137,313.18 and 1,250,533.28 is: 1,872,114.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,680.28 : 2,137,313.18 = 1,250,533.28 : x
  2. Step 2: Convert to fraction form
    1,427,680.28/2,137,313.18 = 1,250,533.28/x
  3. Step 3: Cross multiply
    1,427,680.28x = 2,137,313.18 × 1,250,533.28
  4. Step 4: Simplify right side
    1,427,680.28x = 2,672,781,269,842.25
  5. Step 5: Solve for x
    x = 2,672,781,269,842.25/1,427,680.28
  6. Step 6: Final answer
    x = 1,872,114.72

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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.