Home / 1,679,314.31-2,315,622.35-1,134,504.12

Finding the Fourth Proportional to 1,679,314.31, 2,315,622.35 and 1,134,504.12

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Solution

The fourth proportional to 1,679,314.31, 2,315,622.35 and 1,134,504.12 is: 1,564,378.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,314.31 : 2,315,622.35 = 1,134,504.12 : x
  2. Step 2: Convert to fraction form
    1,679,314.31/2,315,622.35 = 1,134,504.12/x
  3. Step 3: Cross multiply
    1,679,314.31x = 2,315,622.35 × 1,134,504.12
  4. Step 4: Simplify right side
    1,679,314.31x = 2,627,083,090,766.56
  5. Step 5: Solve for x
    x = 2,627,083,090,766.56/1,679,314.31
  6. Step 6: Final answer
    x = 1,564,378.44

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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.