Home / 1,010,509.16-1,394,171.46-720,166.46

Finding the Fourth Proportional to 1,010,509.16, 1,394,171.46 and 720,166.46

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Solution

The fourth proportional to 1,010,509.16, 1,394,171.46 and 720,166.46 is: 993,593.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,509.16 : 1,394,171.46 = 720,166.46 : x
  2. Step 2: Convert to fraction form
    1,010,509.16/1,394,171.46 = 720,166.46/x
  3. Step 3: Cross multiply
    1,010,509.16x = 1,394,171.46 × 720,166.46
  4. Step 4: Simplify right side
    1,010,509.16x = 1,004,035,524,981.23
  5. Step 5: Solve for x
    x = 1,004,035,524,981.23/1,010,509.16
  6. Step 6: Final answer
    x = 993,593.69

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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.