Home / 2,772,631.10-4,155,228.97-2,157,877.33

Finding the Fourth Proportional to 2,772,631.10, 4,155,228.97 and 2,157,877.33

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Solution

The fourth proportional to 2,772,631.10, 4,155,228.97 and 2,157,877.33 is: 3,233,922.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,631.10 : 4,155,228.97 = 2,157,877.33 : x
  2. Step 2: Convert to fraction form
    2,772,631.10/4,155,228.97 = 2,157,877.33/x
  3. Step 3: Cross multiply
    2,772,631.10x = 4,155,228.97 × 2,157,877.33
  4. Step 4: Simplify right side
    2,772,631.10x = 8,966,474,379,539.49
  5. Step 5: Solve for x
    x = 8,966,474,379,539.49/2,772,631.10
  6. Step 6: Final answer
    x = 3,233,922.60

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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.