Home / 2,130,641.33-2,940,265.49-1,163,771.33

Finding the Fourth Proportional to 2,130,641.33, 2,940,265.49 and 1,163,771.33

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Solution

The fourth proportional to 2,130,641.33, 2,940,265.49 and 1,163,771.33 is: 1,605,993.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,641.33 : 2,940,265.49 = 1,163,771.33 : x
  2. Step 2: Convert to fraction form
    2,130,641.33/2,940,265.49 = 1,163,771.33/x
  3. Step 3: Cross multiply
    2,130,641.33x = 2,940,265.49 × 1,163,771.33
  4. Step 4: Simplify right side
    2,130,641.33x = 3,421,796,659,330.22
  5. Step 5: Solve for x
    x = 3,421,796,659,330.22/2,130,641.33
  6. Step 6: Final answer
    x = 1,605,993.75

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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.