Home / 1,904.69-2,627.37-1,118.58

Finding the Fourth Proportional to 1,904.69, 2,627.37 and 1,118.58

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Solution

The fourth proportional to 1,904.69, 2,627.37 and 1,118.58 is: 1,543.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904.69 : 2,627.37 = 1,118.58 : x
  2. Step 2: Convert to fraction form
    1,904.69/2,627.37 = 1,118.58/x
  3. Step 3: Cross multiply
    1,904.69x = 2,627.37 × 1,118.58
  4. Step 4: Simplify right side
    1,904.69x = 2,938,923.53
  5. Step 5: Solve for x
    x = 2,938,923.53/1,904.69
  6. Step 6: Final answer
    x = 1,543.00

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.