Home / 1,127,725.16-1,691,193.94-453,631.61

Finding the Fourth Proportional to 1,127,725.16, 1,691,193.94 and 453,631.61

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Solution

The fourth proportional to 1,127,725.16, 1,691,193.94 and 453,631.61 is: 680,289.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,725.16 : 1,691,193.94 = 453,631.61 : x
  2. Step 2: Convert to fraction form
    1,127,725.16/1,691,193.94 = 453,631.61/x
  3. Step 3: Cross multiply
    1,127,725.16x = 1,691,193.94 × 453,631.61
  4. Step 4: Simplify right side
    1,127,725.16x = 767,179,032,918.35
  5. Step 5: Solve for x
    x = 767,179,032,918.35/1,127,725.16
  6. Step 6: Final answer
    x = 680,289.01

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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.