Home / 1,234,122.96-1,851,461.46-435,411.12

Finding the Fourth Proportional to 1,234,122.96, 1,851,461.46 and 435,411.12

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Solution

The fourth proportional to 1,234,122.96, 1,851,461.46 and 435,411.12 is: 653,214.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,122.96 : 1,851,461.46 = 435,411.12 : x
  2. Step 2: Convert to fraction form
    1,234,122.96/1,851,461.46 = 435,411.12/x
  3. Step 3: Cross multiply
    1,234,122.96x = 1,851,461.46 × 435,411.12
  4. Step 4: Simplify right side
    1,234,122.96x = 806,146,907,935.44
  5. Step 5: Solve for x
    x = 806,146,907,935.44/1,234,122.96
  6. Step 6: Final answer
    x = 653,214.42

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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.