Home / 1,172,361.36-1,758,818.44-933,378.76

Finding the Fourth Proportional to 1,172,361.36, 1,758,818.44 and 933,378.76

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Solution

The fourth proportional to 1,172,361.36, 1,758,818.44 and 933,378.76 is: 1,400,288.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,361.36 : 1,758,818.44 = 933,378.76 : x
  2. Step 2: Convert to fraction form
    1,172,361.36/1,758,818.44 = 933,378.76/x
  3. Step 3: Cross multiply
    1,172,361.36x = 1,758,818.44 × 933,378.76
  4. Step 4: Simplify right side
    1,172,361.36x = 1,641,643,774,592.33
  5. Step 5: Solve for x
    x = 1,641,643,774,592.33/1,172,361.36
  6. Step 6: Final answer
    x = 1,400,288.20

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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.