Home / 2,084,915.66-3,127,606.84-664,642.22

Finding the Fourth Proportional to 2,084,915.66, 3,127,606.84 and 664,642.22

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Solution

The fourth proportional to 2,084,915.66, 3,127,606.84 and 664,642.22 is: 997,037.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,915.66 : 3,127,606.84 = 664,642.22 : x
  2. Step 2: Convert to fraction form
    2,084,915.66/3,127,606.84 = 664,642.22/x
  3. Step 3: Cross multiply
    2,084,915.66x = 3,127,606.84 × 664,642.22
  4. Step 4: Simplify right side
    2,084,915.66x = 2,078,739,553,424.78
  5. Step 5: Solve for x
    x = 2,078,739,553,424.78/2,084,915.66
  6. Step 6: Final answer
    x = 997,037.72

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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.