Home / 2,627,648.85-3,942,056.48-1,207,362.45

Finding the Fourth Proportional to 2,627,648.85, 3,942,056.48 and 1,207,362.45

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Solution

The fourth proportional to 2,627,648.85, 3,942,056.48 and 1,207,362.45 is: 1,811,311.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,627,648.85 : 3,942,056.48 = 1,207,362.45 : x
  2. Step 2: Convert to fraction form
    2,627,648.85/3,942,056.48 = 1,207,362.45/x
  3. Step 3: Cross multiply
    2,627,648.85x = 3,942,056.48 × 1,207,362.45
  4. Step 4: Simplify right side
    2,627,648.85x = 4,759,490,963,694.36
  5. Step 5: Solve for x
    x = 4,759,490,963,694.36/2,627,648.85
  6. Step 6: Final answer
    x = 1,811,311.65

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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.