Home / 1,155,512.14-1,594,601.31-646,216.54

Finding the Fourth Proportional to 1,155,512.14, 1,594,601.31 and 646,216.54

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Solution

The fourth proportional to 1,155,512.14, 1,594,601.31 and 646,216.54 is: 891,775.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,512.14 : 1,594,601.31 = 646,216.54 : x
  2. Step 2: Convert to fraction form
    1,155,512.14/1,594,601.31 = 646,216.54/x
  3. Step 3: Cross multiply
    1,155,512.14x = 1,594,601.31 × 646,216.54
  4. Step 4: Simplify right side
    1,155,512.14x = 1,030,457,741,227.67
  5. Step 5: Solve for x
    x = 1,030,457,741,227.67/1,155,512.14
  6. Step 6: Final answer
    x = 891,775.78

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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.