Home / 2,147,671.85-2,963,611.85-1,264,481.60

Finding the Fourth Proportional to 2,147,671.85, 2,963,611.85 and 1,264,481.60

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Solution

The fourth proportional to 2,147,671.85, 2,963,611.85 and 1,264,481.60 is: 1,744,881.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,671.85 : 2,963,611.85 = 1,264,481.60 : x
  2. Step 2: Convert to fraction form
    2,147,671.85/2,963,611.85 = 1,264,481.60/x
  3. Step 3: Cross multiply
    2,147,671.85x = 2,963,611.85 × 1,264,481.60
  4. Step 4: Simplify right side
    2,147,671.85x = 3,747,432,632,726.49
  5. Step 5: Solve for x
    x = 3,747,432,632,726.49/2,147,671.85
  6. Step 6: Final answer
    x = 1,744,881.39

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1.5x scale

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.