Home / 1,224,315.80-1,836,473.70-1,091,346.20

Finding the Fourth Proportional to 1,224,315.80, 1,836,473.70 and 1,091,346.20

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Solution

The fourth proportional to 1,224,315.80, 1,836,473.70 and 1,091,346.20 is: 1,637,019.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,315.80 : 1,836,473.70 = 1,091,346.20 : x
  2. Step 2: Convert to fraction form
    1,224,315.80/1,836,473.70 = 1,091,346.20/x
  3. Step 3: Cross multiply
    1,224,315.80x = 1,836,473.70 × 1,091,346.20
  4. Step 4: Simplify right side
    1,224,315.80x = 2,004,228,593,894.94
  5. Step 5: Solve for x
    x = 2,004,228,593,894.94/1,224,315.80
  6. Step 6: Final answer
    x = 1,637,019.30

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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.