Home / 1,427,111.50-2,141,143.12-949,223.30

Finding the Fourth Proportional to 1,427,111.50, 2,141,143.12 and 949,223.30

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Solution

The fourth proportional to 1,427,111.50, 2,141,143.12 and 949,223.30 is: 1,424,151.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,111.50 : 2,141,143.12 = 949,223.30 : x
  2. Step 2: Convert to fraction form
    1,427,111.50/2,141,143.12 = 949,223.30/x
  3. Step 3: Cross multiply
    1,427,111.50x = 2,141,143.12 × 949,223.30
  4. Step 4: Simplify right side
    1,427,111.50x = 2,032,422,923,280.13
  5. Step 5: Solve for x
    x = 2,032,422,923,280.13/1,427,111.50
  6. Step 6: Final answer
    x = 1,424,151.46

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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.