Home / 1,056,867.66-1,449,509.81-1,013,466.30

Finding the Fourth Proportional to 1,056,867.66, 1,449,509.81 and 1,013,466.30

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Solution

The fourth proportional to 1,056,867.66, 1,449,509.81 and 1,013,466.30 is: 1,389,984.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,867.66 : 1,449,509.81 = 1,013,466.30 : x
  2. Step 2: Convert to fraction form
    1,056,867.66/1,449,509.81 = 1,013,466.30/x
  3. Step 3: Cross multiply
    1,056,867.66x = 1,449,509.81 × 1,013,466.30
  4. Step 4: Simplify right side
    1,056,867.66x = 1,469,029,343,954.40
  5. Step 5: Solve for x
    x = 1,469,029,343,954.40/1,056,867.66
  6. Step 6: Final answer
    x = 1,389,984.20

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.