Home / 783,622.10-1,175,433.15-744,914.90

Finding the Fourth Proportional to 783,622.10, 1,175,433.15 and 744,914.90

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Solution

The fourth proportional to 783,622.10, 1,175,433.15 and 744,914.90 is: 1,117,372.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,622.10 : 1,175,433.15 = 744,914.90 : x
  2. Step 2: Convert to fraction form
    783,622.10/1,175,433.15 = 744,914.90/x
  3. Step 3: Cross multiply
    783,622.10x = 1,175,433.15 × 744,914.90
  4. Step 4: Simplify right side
    783,622.10x = 875,597,667,388.94
  5. Step 5: Solve for x
    x = 875,597,667,388.94/783,622.10
  6. Step 6: Final answer
    x = 1,117,372.35

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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.