Home / 1,002,905.55-1,384,001.54-544,018.98

Finding the Fourth Proportional to 1,002,905.55, 1,384,001.54 and 544,018.98

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Solution

The fourth proportional to 1,002,905.55, 1,384,001.54 and 544,018.98 is: 750,741.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,905.55 : 1,384,001.54 = 544,018.98 : x
  2. Step 2: Convert to fraction form
    1,002,905.55/1,384,001.54 = 544,018.98/x
  3. Step 3: Cross multiply
    1,002,905.55x = 1,384,001.54 × 544,018.98
  4. Step 4: Simplify right side
    1,002,905.55x = 752,923,110,619.21
  5. Step 5: Solve for x
    x = 752,923,110,619.21/1,002,905.55
  6. Step 6: Final answer
    x = 750,741.79

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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.