Home / 1,183,150.80-1,774,726.20-1,091,912.40

Finding the Fourth Proportional to 1,183,150.80, 1,774,726.20 and 1,091,912.40

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Solution

The fourth proportional to 1,183,150.80, 1,774,726.20 and 1,091,912.40 is: 1,637,868.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,150.80 : 1,774,726.20 = 1,091,912.40 : x
  2. Step 2: Convert to fraction form
    1,183,150.80/1,774,726.20 = 1,091,912.40/x
  3. Step 3: Cross multiply
    1,183,150.80x = 1,774,726.20 × 1,091,912.40
  4. Step 4: Simplify right side
    1,183,150.80x = 1,937,845,544,384.88
  5. Step 5: Solve for x
    x = 1,937,845,544,384.88/1,183,150.80
  6. Step 6: Final answer
    x = 1,637,868.60

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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.