Home / 1,933,922.66-2,666,041.70-1,359,179.06

Finding the Fourth Proportional to 1,933,922.66, 2,666,041.70 and 1,359,179.06

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Solution

The fourth proportional to 1,933,922.66, 2,666,041.70 and 1,359,179.06 is: 1,873,719.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,922.66 : 2,666,041.70 = 1,359,179.06 : x
  2. Step 2: Convert to fraction form
    1,933,922.66/2,666,041.70 = 1,359,179.06/x
  3. Step 3: Cross multiply
    1,933,922.66x = 2,666,041.70 × 1,359,179.06
  4. Step 4: Simplify right side
    1,933,922.66x = 3,623,628,031,600.70
  5. Step 5: Solve for x
    x = 3,623,628,031,600.70/1,933,922.66
  6. Step 6: Final answer
    x = 1,873,719.21

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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.