Home / 2,688,233.40-4,032,350.10-2,557,596.60

Finding the Fourth Proportional to 2,688,233.40, 4,032,350.10 and 2,557,596.60

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Solution

The fourth proportional to 2,688,233.40, 4,032,350.10 and 2,557,596.60 is: 3,836,394.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,233.40 : 4,032,350.10 = 2,557,596.60 : x
  2. Step 2: Convert to fraction form
    2,688,233.40/4,032,350.10 = 2,557,596.60/x
  3. Step 3: Cross multiply
    2,688,233.40x = 4,032,350.10 × 2,557,596.60
  4. Step 4: Simplify right side
    2,688,233.40x = 10,313,124,905,769.66
  5. Step 5: Solve for x
    x = 10,313,124,905,769.66/2,688,233.40
  6. Step 6: Final answer
    x = 3,836,394.90

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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.