Home / 5,266,626.75-7,899,943.37-1,277,538.75

Finding the Fourth Proportional to 5,266,626.75, 7,899,943.37 and 1,277,538.75

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Solution

The fourth proportional to 5,266,626.75, 7,899,943.37 and 1,277,538.75 is: 1,916,308.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266,626.75 : 7,899,943.37 = 1,277,538.75 : x
  2. Step 2: Convert to fraction form
    5,266,626.75/7,899,943.37 = 1,277,538.75/x
  3. Step 3: Cross multiply
    5,266,626.75x = 7,899,943.37 × 1,277,538.75
  4. Step 4: Simplify right side
    5,266,626.75x = 10,092,483,771,592.89
  5. Step 5: Solve for x
    x = 10,092,483,771,592.89/5,266,626.75
  6. Step 6: Final answer
    x = 1,916,308.91

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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.