Home / 3,219,634.26-4,442,915.07-1,929,829.14

Finding the Fourth Proportional to 3,219,634.26, 4,442,915.07 and 1,929,829.14

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Solution

The fourth proportional to 3,219,634.26, 4,442,915.07 and 1,929,829.14 is: 2,663,056.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,634.26 : 4,442,915.07 = 1,929,829.14 : x
  2. Step 2: Convert to fraction form
    3,219,634.26/4,442,915.07 = 1,929,829.14/x
  3. Step 3: Cross multiply
    3,219,634.26x = 4,442,915.07 × 1,929,829.14
  4. Step 4: Simplify right side
    3,219,634.26x = 8,574,066,968,631.14
  5. Step 5: Solve for x
    x = 8,574,066,968,631.14/3,219,634.26
  6. Step 6: Final answer
    x = 2,663,056.20

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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.