Home / 1,106,332.76-1,659,627.48-386,451.56

Finding the Fourth Proportional to 1,106,332.76, 1,659,627.48 and 386,451.56

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Solution

The fourth proportional to 1,106,332.76, 1,659,627.48 and 386,451.56 is: 579,722.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,332.76 : 1,659,627.48 = 386,451.56 : x
  2. Step 2: Convert to fraction form
    1,106,332.76/1,659,627.48 = 386,451.56/x
  3. Step 3: Cross multiply
    1,106,332.76x = 1,659,627.48 × 386,451.56
  4. Step 4: Simplify right side
    1,106,332.76x = 641,365,628,664.87
  5. Step 5: Solve for x
    x = 641,365,628,664.87/1,106,332.76
  6. Step 6: Final answer
    x = 579,722.17

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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.