Home / 945,809.70-1,418,714.55-827,711.70

Finding the Fourth Proportional to 945,809.70, 1,418,714.55 and 827,711.70

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Solution

The fourth proportional to 945,809.70, 1,418,714.55 and 827,711.70 is: 1,241,567.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,809.70 : 1,418,714.55 = 827,711.70 : x
  2. Step 2: Convert to fraction form
    945,809.70/1,418,714.55 = 827,711.70/x
  3. Step 3: Cross multiply
    945,809.70x = 1,418,714.55 × 827,711.70
  4. Step 4: Simplify right side
    945,809.70x = 1,174,286,631,995.23
  5. Step 5: Solve for x
    x = 1,174,286,631,995.23/945,809.70
  6. Step 6: Final answer
    x = 1,241,567.55

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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.