Home / 1,055,971.44-1,581,332.72-966,380.94

Finding the Fourth Proportional to 1,055,971.44, 1,581,332.72 and 966,380.94

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Solution

The fourth proportional to 1,055,971.44, 1,581,332.72 and 966,380.94 is: 1,447,169.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,971.44 : 1,581,332.72 = 966,380.94 : x
  2. Step 2: Convert to fraction form
    1,055,971.44/1,581,332.72 = 966,380.94/x
  3. Step 3: Cross multiply
    1,055,971.44x = 1,581,332.72 × 966,380.94
  4. Step 4: Simplify right side
    1,055,971.44x = 1,528,169,795,574.45
  5. Step 5: Solve for x
    x = 1,528,169,795,574.45/1,055,971.44
  6. Step 6: Final answer
    x = 1,447,169.63

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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.