Home / 2,553,742.89-3,831,174.75-756,767.00

Finding the Fourth Proportional to 2,553,742.89, 3,831,174.75 and 756,767.00

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Solution

The fourth proportional to 2,553,742.89, 3,831,174.75 and 756,767.00 is: 1,135,316.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553,742.89 : 3,831,174.75 = 756,767.00 : x
  2. Step 2: Convert to fraction form
    2,553,742.89/3,831,174.75 = 756,767.00/x
  3. Step 3: Cross multiply
    2,553,742.89x = 3,831,174.75 × 756,767.00
  4. Step 4: Simplify right side
    2,553,742.89x = 2,899,306,634,449.06
  5. Step 5: Solve for x
    x = 2,899,306,634,449.06/2,553,742.89
  6. Step 6: Final answer
    x = 1,135,316.58

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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.