Home / 1,100,234.67-1,518,821.25-692,935.08

Finding the Fourth Proportional to 1,100,234.67, 1,518,821.25 and 692,935.08

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Solution

The fourth proportional to 1,100,234.67, 1,518,821.25 and 692,935.08 is: 956,563.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,234.67 : 1,518,821.25 = 692,935.08 : x
  2. Step 2: Convert to fraction form
    1,100,234.67/1,518,821.25 = 692,935.08/x
  3. Step 3: Cross multiply
    1,100,234.67x = 1,518,821.25 × 692,935.08
  4. Step 4: Simplify right side
    1,100,234.67x = 1,052,444,524,374.45
  5. Step 5: Solve for x
    x = 1,052,444,524,374.45/1,100,234.67
  6. Step 6: Final answer
    x = 956,563.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.