Home / 1,277,130.97-1,762,867.82-761,046.75

Finding the Fourth Proportional to 1,277,130.97, 1,762,867.82 and 761,046.75

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Solution

The fourth proportional to 1,277,130.97, 1,762,867.82 and 761,046.75 is: 1,050,499.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,130.97 : 1,762,867.82 = 761,046.75 : x
  2. Step 2: Convert to fraction form
    1,277,130.97/1,762,867.82 = 761,046.75/x
  3. Step 3: Cross multiply
    1,277,130.97x = 1,762,867.82 × 761,046.75
  4. Step 4: Simplify right side
    1,277,130.97x = 1,341,624,825,196.56
  5. Step 5: Solve for x
    x = 1,341,624,825,196.56/1,277,130.97
  6. Step 6: Final answer
    x = 1,050,499.01

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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.