Home / 1,099,639.08-1,518,426.54-827,233.92

Finding the Fourth Proportional to 1,099,639.08, 1,518,426.54 and 827,233.92

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Solution

The fourth proportional to 1,099,639.08, 1,518,426.54 and 827,233.92 is: 1,142,278.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,639.08 : 1,518,426.54 = 827,233.92 : x
  2. Step 2: Convert to fraction form
    1,099,639.08/1,518,426.54 = 827,233.92/x
  3. Step 3: Cross multiply
    1,099,639.08x = 1,518,426.54 × 827,233.92
  4. Step 4: Simplify right side
    1,099,639.08x = 1,256,093,938,916.24
  5. Step 5: Solve for x
    x = 1,256,093,938,916.24/1,099,639.08
  6. Step 6: Final answer
    x = 1,142,278.37

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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.