Home / 2,821,520.40-3,893,938.28-1,598,043.57

Finding the Fourth Proportional to 2,821,520.40, 3,893,938.28 and 1,598,043.57

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Solution

The fourth proportional to 2,821,520.40, 3,893,938.28 and 1,598,043.57 is: 2,205,436.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,520.40 : 3,893,938.28 = 1,598,043.57 : x
  2. Step 2: Convert to fraction form
    2,821,520.40/3,893,938.28 = 1,598,043.57/x
  3. Step 3: Cross multiply
    2,821,520.40x = 3,893,938.28 × 1,598,043.57
  4. Step 4: Simplify right side
    2,821,520.40x = 6,222,683,022,340.64
  5. Step 5: Solve for x
    x = 6,222,683,022,340.64/2,821,520.40
  6. Step 6: Final answer
    x = 2,205,436.13

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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.