Home / 3,380,043.31-5,070,896.02-983,908.70

Finding the Fourth Proportional to 3,380,043.31, 5,070,896.02 and 983,908.70

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Solution

The fourth proportional to 3,380,043.31, 5,070,896.02 and 983,908.70 is: 1,476,104.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,043.31 : 5,070,896.02 = 983,908.70 : x
  2. Step 2: Convert to fraction form
    3,380,043.31/5,070,896.02 = 983,908.70/x
  3. Step 3: Cross multiply
    3,380,043.31x = 5,070,896.02 × 983,908.70
  4. Step 4: Simplify right side
    3,380,043.31x = 4,989,298,710,873.37
  5. Step 5: Solve for x
    x = 4,989,298,710,873.37/3,380,043.31
  6. Step 6: Final answer
    x = 1,476,104.96

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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.