Home / 1,262,935.68-1,885,190.46-1,103,501.76

Finding the Fourth Proportional to 1,262,935.68, 1,885,190.46 and 1,103,501.76

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Solution

The fourth proportional to 1,262,935.68, 1,885,190.46 and 1,103,501.76 is: 1,647,202.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,935.68 : 1,885,190.46 = 1,103,501.76 : x
  2. Step 2: Convert to fraction form
    1,262,935.68/1,885,190.46 = 1,103,501.76/x
  3. Step 3: Cross multiply
    1,262,935.68x = 1,885,190.46 × 1,103,501.76
  4. Step 4: Simplify right side
    1,262,935.68x = 2,080,310,990,545.21
  5. Step 5: Solve for x
    x = 2,080,310,990,545.21/1,262,935.68
  6. Step 6: Final answer
    x = 1,647,202.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.