Home / 1,277,947.52-1,763,539.19-704,987.54

Finding the Fourth Proportional to 1,277,947.52, 1,763,539.19 and 704,987.54

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Solution

The fourth proportional to 1,277,947.52, 1,763,539.19 and 704,987.54 is: 972,867.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,947.52 : 1,763,539.19 = 704,987.54 : x
  2. Step 2: Convert to fraction form
    1,277,947.52/1,763,539.19 = 704,987.54/x
  3. Step 3: Cross multiply
    1,277,947.52x = 1,763,539.19 × 704,987.54
  4. Step 4: Simplify right side
    1,277,947.52x = 1,243,273,142,909.06
  5. Step 5: Solve for x
    x = 1,243,273,142,909.06/1,277,947.52
  6. Step 6: Final answer
    x = 972,867.14

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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.