Home / 1,411,591.32-1,947,992.09-767,013.75

Finding the Fourth Proportional to 1,411,591.32, 1,947,992.09 and 767,013.75

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Solution

The fourth proportional to 1,411,591.32, 1,947,992.09 and 767,013.75 is: 1,058,476.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,591.32 : 1,947,992.09 = 767,013.75 : x
  2. Step 2: Convert to fraction form
    1,411,591.32/1,947,992.09 = 767,013.75/x
  3. Step 3: Cross multiply
    1,411,591.32x = 1,947,992.09 × 767,013.75
  4. Step 4: Simplify right side
    1,411,591.32x = 1,494,136,714,086.17
  5. Step 5: Solve for x
    x = 1,494,136,714,086.17/1,411,591.32
  6. Step 6: Final answer
    x = 1,058,476.84

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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.