Home / 1,003,436.06-1,505,569.62-554,116.90

Finding the Fourth Proportional to 1,003,436.06, 1,505,569.62 and 554,116.90

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Solution

The fourth proportional to 1,003,436.06, 1,505,569.62 and 554,116.90 is: 831,404.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,436.06 : 1,505,569.62 = 554,116.90 : x
  2. Step 2: Convert to fraction form
    1,003,436.06/1,505,569.62 = 554,116.90/x
  3. Step 3: Cross multiply
    1,003,436.06x = 1,505,569.62 × 554,116.90
  4. Step 4: Simplify right side
    1,003,436.06x = 834,261,570,568.58
  5. Step 5: Solve for x
    x = 834,261,570,568.58/1,003,436.06
  6. Step 6: Final answer
    x = 831,404.81

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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.