Home / 1,282,610.16-1,770,054.12-709,641.12

Finding the Fourth Proportional to 1,282,610.16, 1,770,054.12 and 709,641.12

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Solution

The fourth proportional to 1,282,610.16, 1,770,054.12 and 709,641.12 is: 979,333.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,610.16 : 1,770,054.12 = 709,641.12 : x
  2. Step 2: Convert to fraction form
    1,282,610.16/1,770,054.12 = 709,641.12/x
  3. Step 3: Cross multiply
    1,282,610.16x = 1,770,054.12 × 709,641.12
  4. Step 4: Simplify right side
    1,282,610.16x = 1,256,103,188,177.41
  5. Step 5: Solve for x
    x = 1,256,103,188,177.41/1,282,610.16
  6. Step 6: Final answer
    x = 979,333.57

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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.