Home / 1,217,977.30-1,824,341.55-1,008,025.30

Finding the Fourth Proportional to 1,217,977.30, 1,824,341.55 and 1,008,025.30

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Solution

The fourth proportional to 1,217,977.30, 1,824,341.55 and 1,008,025.30 is: 1,509,865.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,977.30 : 1,824,341.55 = 1,008,025.30 : x
  2. Step 2: Convert to fraction form
    1,217,977.30/1,824,341.55 = 1,008,025.30/x
  3. Step 3: Cross multiply
    1,217,977.30x = 1,824,341.55 × 1,008,025.30
  4. Step 4: Simplify right side
    1,217,977.30x = 1,838,982,438,241.22
  5. Step 5: Solve for x
    x = 1,838,982,438,241.22/1,217,977.30
  6. Step 6: Final answer
    x = 1,509,865.94

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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.