Home / 1,175,847.30-1,763,333.55-465,728.40

Finding the Fourth Proportional to 1,175,847.30, 1,763,333.55 and 465,728.40

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Solution

The fourth proportional to 1,175,847.30, 1,763,333.55 and 465,728.40 is: 698,419.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,847.30 : 1,763,333.55 = 465,728.40 : x
  2. Step 2: Convert to fraction form
    1,175,847.30/1,763,333.55 = 465,728.40/x
  3. Step 3: Cross multiply
    1,175,847.30x = 1,763,333.55 × 465,728.40
  4. Step 4: Simplify right side
    1,175,847.30x = 821,234,512,907.82
  5. Step 5: Solve for x
    x = 821,234,512,907.82/1,175,847.30
  6. Step 6: Final answer
    x = 698,419.36

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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.