Home / 1,411,333.62-1,947,630.00-766,759.11

Finding the Fourth Proportional to 1,411,333.62, 1,947,630.00 and 766,759.11

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Solution

The fourth proportional to 1,411,333.62, 1,947,630.00 and 766,759.11 is: 1,058,121.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,333.62 : 1,947,630.00 = 766,759.11 : x
  2. Step 2: Convert to fraction form
    1,411,333.62/1,947,630.00 = 766,759.11/x
  3. Step 3: Cross multiply
    1,411,333.62x = 1,947,630.00 × 766,759.11
  4. Step 4: Simplify right side
    1,411,333.62x = 1,493,363,036,668.01
  5. Step 5: Solve for x
    x = 1,493,363,036,668.01/1,411,333.62
  6. Step 6: Final answer
    x = 1,058,121.92

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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.