Home / 1,277,992.59-1,763,629.66-705,032.76

Finding the Fourth Proportional to 1,277,992.59, 1,763,629.66 and 705,032.76

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Solution

The fourth proportional to 1,277,992.59, 1,763,629.66 and 705,032.76 is: 972,945.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,992.59 : 1,763,629.66 = 705,032.76 : x
  2. Step 2: Convert to fraction form
    1,277,992.59/1,763,629.66 = 705,032.76/x
  3. Step 3: Cross multiply
    1,277,992.59x = 1,763,629.66 × 705,032.76
  4. Step 4: Simplify right side
    1,277,992.59x = 1,243,416,684,877.78
  5. Step 5: Solve for x
    x = 1,243,416,684,877.78/1,277,992.59
  6. Step 6: Final answer
    x = 972,945.15

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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.