Home / 1,264,771.36-1,745,363.94-691,806.52

Finding the Fourth Proportional to 1,264,771.36, 1,745,363.94 and 691,806.52

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Solution

The fourth proportional to 1,264,771.36, 1,745,363.94 and 691,806.52 is: 954,681.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,771.36 : 1,745,363.94 = 691,806.52 : x
  2. Step 2: Convert to fraction form
    1,264,771.36/1,745,363.94 = 691,806.52/x
  3. Step 3: Cross multiply
    1,264,771.36x = 1,745,363.94 × 691,806.52
  4. Step 4: Simplify right side
    1,264,771.36x = 1,207,454,153,464.89
  5. Step 5: Solve for x
    x = 1,207,454,153,464.89/1,264,771.36
  6. Step 6: Final answer
    x = 954,681.76

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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.