Home / 1,892,218-2,611,260.84-1,214,073.04

Finding the Fourth Proportional to 1,892,218, 2,611,260.84 and 1,214,073.04

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Solution

The fourth proportional to 1,892,218, 2,611,260.84 and 1,214,073.04 is: 1,675,420.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,218 : 2,611,260.84 = 1,214,073.04 : x
  2. Step 2: Convert to fraction form
    1,892,218/2,611,260.84 = 1,214,073.04/x
  3. Step 3: Cross multiply
    1,892,218x = 2,611,260.84 × 1,214,073.04
  4. Step 4: Simplify right side
    1,892,218x = 3,170,261,386,251.75
  5. Step 5: Solve for x
    x = 3,170,261,386,251.75/1,892,218
  6. Step 6: Final answer
    x = 1,675,420.80

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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.