Home / 1,224,806.30-1,837,209.45-1,091,836.70

Finding the Fourth Proportional to 1,224,806.30, 1,837,209.45 and 1,091,836.70

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Solution

The fourth proportional to 1,224,806.30, 1,837,209.45 and 1,091,836.70 is: 1,637,755.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,806.30 : 1,837,209.45 = 1,091,836.70 : x
  2. Step 2: Convert to fraction form
    1,224,806.30/1,837,209.45 = 1,091,836.70/x
  3. Step 3: Cross multiply
    1,224,806.30x = 1,837,209.45 × 1,091,836.70
  4. Step 4: Simplify right side
    1,224,806.30x = 2,005,932,703,096.82
  5. Step 5: Solve for x
    x = 2,005,932,703,096.82/1,224,806.30
  6. Step 6: Final answer
    x = 1,637,755.05

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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.