Home / 1,055,313.62-1,585,088.51-629,679.90

Finding the Fourth Proportional to 1,055,313.62, 1,585,088.51 and 629,679.90

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Solution

The fourth proportional to 1,055,313.62, 1,585,088.51 and 629,679.90 is: 945,783.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,313.62 : 1,585,088.51 = 629,679.90 : x
  2. Step 2: Convert to fraction form
    1,055,313.62/1,585,088.51 = 629,679.90/x
  3. Step 3: Cross multiply
    1,055,313.62x = 1,585,088.51 × 629,679.90
  4. Step 4: Simplify right side
    1,055,313.62x = 998,098,371,319.55
  5. Step 5: Solve for x
    x = 998,098,371,319.55/1,055,313.62
  6. Step 6: Final answer
    x = 945,783.66

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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.