Home / 1,110,918.09-1,666,206.96-352,660.58

Finding the Fourth Proportional to 1,110,918.09, 1,666,206.96 and 352,660.58

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Solution

The fourth proportional to 1,110,918.09, 1,666,206.96 and 352,660.58 is: 528,936.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,918.09 : 1,666,206.96 = 352,660.58 : x
  2. Step 2: Convert to fraction form
    1,110,918.09/1,666,206.96 = 352,660.58/x
  3. Step 3: Cross multiply
    1,110,918.09x = 1,666,206.96 × 352,660.58
  4. Step 4: Simplify right side
    1,110,918.09x = 587,605,518,880.82
  5. Step 5: Solve for x
    x = 587,605,518,880.82/1,110,918.09
  6. Step 6: Final answer
    x = 528,936.85

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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.