Home / 1,015,314.75-1,401,134.36-562,605.75

Finding the Fourth Proportional to 1,015,314.75, 1,401,134.36 and 562,605.75

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Solution

The fourth proportional to 1,015,314.75, 1,401,134.36 and 562,605.75 is: 776,395.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,314.75 : 1,401,134.36 = 562,605.75 : x
  2. Step 2: Convert to fraction form
    1,015,314.75/1,401,134.36 = 562,605.75/x
  3. Step 3: Cross multiply
    1,015,314.75x = 1,401,134.36 × 562,605.75
  4. Step 4: Simplify right side
    1,015,314.75x = 788,286,244,645.54
  5. Step 5: Solve for x
    x = 788,286,244,645.54/1,015,314.75
  6. Step 6: Final answer
    x = 776,395.94

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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.