Home / 2,611,448.64-3,916,283.04-905,193.36

Finding the Fourth Proportional to 2,611,448.64, 3,916,283.04 and 905,193.36

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Solution

The fourth proportional to 2,611,448.64, 3,916,283.04 and 905,193.36 is: 1,357,481.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,611,448.64 : 3,916,283.04 = 905,193.36 : x
  2. Step 2: Convert to fraction form
    2,611,448.64/3,916,283.04 = 905,193.36/x
  3. Step 3: Cross multiply
    2,611,448.64x = 3,916,283.04 × 905,193.36
  4. Step 4: Simplify right side
    2,611,448.64x = 3,544,993,403,688.61
  5. Step 5: Solve for x
    x = 3,544,993,403,688.61/2,611,448.64
  6. Step 6: Final answer
    x = 1,357,481.57

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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.