Home / 1,671,511.89-2,306,662.74-946,340.76

Finding the Fourth Proportional to 1,671,511.89, 2,306,662.74 and 946,340.76

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Solution

The fourth proportional to 1,671,511.89, 2,306,662.74 and 946,340.76 is: 1,305,936.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,671,511.89 : 2,306,662.74 = 946,340.76 : x
  2. Step 2: Convert to fraction form
    1,671,511.89/2,306,662.74 = 946,340.76/x
  3. Step 3: Cross multiply
    1,671,511.89x = 2,306,662.74 × 946,340.76
  4. Step 4: Simplify right side
    1,671,511.89x = 2,182,888,970,435.28
  5. Step 5: Solve for x
    x = 2,182,888,970,435.28/1,671,511.89
  6. Step 6: Final answer
    x = 1,305,936.85

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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.