Home / 2,810,466.38-3,878,969.02-1,603,242.38

Finding the Fourth Proportional to 2,810,466.38, 3,878,969.02 and 1,603,242.38

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Solution

The fourth proportional to 2,810,466.38, 3,878,969.02 and 1,603,242.38 is: 2,212,774.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,466.38 : 3,878,969.02 = 1,603,242.38 : x
  2. Step 2: Convert to fraction form
    2,810,466.38/3,878,969.02 = 1,603,242.38/x
  3. Step 3: Cross multiply
    2,810,466.38x = 3,878,969.02 × 1,603,242.38
  4. Step 4: Simplify right side
    2,810,466.38x = 6,218,927,523,571.07
  5. Step 5: Solve for x
    x = 6,218,927,523,571.07/2,810,466.38
  6. Step 6: Final answer
    x = 2,212,774.21

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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.