Home / 897,172.77-1,344,650.99-769,918.53

Finding the Fourth Proportional to 897,172.77, 1,344,650.99 and 769,918.53

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Solution

The fourth proportional to 897,172.77, 1,344,650.99 and 769,918.53 is: 1,153,926.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,172.77 : 1,344,650.99 = 769,918.53 : x
  2. Step 2: Convert to fraction form
    897,172.77/1,344,650.99 = 769,918.53/x
  3. Step 3: Cross multiply
    897,172.77x = 1,344,650.99 × 769,918.53
  4. Step 4: Simplify right side
    897,172.77x = 1,035,271,709,734.25
  5. Step 5: Solve for x
    x = 1,035,271,709,734.25/897,172.77
  6. Step 6: Final answer
    x = 1,153,926.81

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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.