Home / 3,650,111.56-5,037,532.32-2,101,428.28

Finding the Fourth Proportional to 3,650,111.56, 5,037,532.32 and 2,101,428.28

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Solution

The fourth proportional to 3,650,111.56, 5,037,532.32 and 2,101,428.28 is: 2,900,188.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650,111.56 : 5,037,532.32 = 2,101,428.28 : x
  2. Step 2: Convert to fraction form
    3,650,111.56/5,037,532.32 = 2,101,428.28/x
  3. Step 3: Cross multiply
    3,650,111.56x = 5,037,532.32 × 2,101,428.28
  4. Step 4: Simplify right side
    3,650,111.56x = 10,586,012,878,662.01
  5. Step 5: Solve for x
    x = 10,586,012,878,662.01/3,650,111.56
  6. Step 6: Final answer
    x = 2,900,188.86

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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.