Home / 1,343,318.30-2,014,977.45-1,266,335.90

Finding the Fourth Proportional to 1,343,318.30, 2,014,977.45 and 1,266,335.90

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Solution

The fourth proportional to 1,343,318.30, 2,014,977.45 and 1,266,335.90 is: 1,899,503.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,318.30 : 2,014,977.45 = 1,266,335.90 : x
  2. Step 2: Convert to fraction form
    1,343,318.30/2,014,977.45 = 1,266,335.90/x
  3. Step 3: Cross multiply
    1,343,318.30x = 2,014,977.45 × 1,266,335.90
  4. Step 4: Simplify right side
    1,343,318.30x = 2,551,638,282,625.45
  5. Step 5: Solve for x
    x = 2,551,638,282,625.45/1,343,318.30
  6. Step 6: Final answer
    x = 1,899,503.85

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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.