Home / 1,805,316.53-2,491,591.93-1,117,209.90

Finding the Fourth Proportional to 1,805,316.53, 2,491,591.93 and 1,117,209.90

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Solution

The fourth proportional to 1,805,316.53, 2,491,591.93 and 1,117,209.90 is: 1,541,907.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,316.53 : 2,491,591.93 = 1,117,209.90 : x
  2. Step 2: Convert to fraction form
    1,805,316.53/2,491,591.93 = 1,117,209.90/x
  3. Step 3: Cross multiply
    1,805,316.53x = 2,491,591.93 × 1,117,209.90
  4. Step 4: Simplify right side
    1,805,316.53x = 2,783,631,170,956.11
  5. Step 5: Solve for x
    x = 2,783,631,170,956.11/1,805,316.53
  6. Step 6: Final answer
    x = 1,541,907.54

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Why These Related Problems?

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