Home / 1,445,119.65-1,993,857.93-833,224.32

Finding the Fourth Proportional to 1,445,119.65, 1,993,857.93 and 833,224.32

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Solution

The fourth proportional to 1,445,119.65, 1,993,857.93 and 833,224.32 is: 1,149,614.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,119.65 : 1,993,857.93 = 833,224.32 : x
  2. Step 2: Convert to fraction form
    1,445,119.65/1,993,857.93 = 833,224.32/x
  3. Step 3: Cross multiply
    1,445,119.65x = 1,993,857.93 × 833,224.32
  4. Step 4: Simplify right side
    1,445,119.65x = 1,661,330,917,900.86
  5. Step 5: Solve for x
    x = 1,661,330,917,900.86/1,445,119.65
  6. Step 6: Final answer
    x = 1,149,614.79

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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.