Home / 1,273,076.64-1,756,810.71-700,116.75

Finding the Fourth Proportional to 1,273,076.64, 1,756,810.71 and 700,116.75

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Solution

The fourth proportional to 1,273,076.64, 1,756,810.71 and 700,116.75 is: 966,141.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,076.64 : 1,756,810.71 = 700,116.75 : x
  2. Step 2: Convert to fraction form
    1,273,076.64/1,756,810.71 = 700,116.75/x
  3. Step 3: Cross multiply
    1,273,076.64x = 1,756,810.71 × 700,116.75
  4. Step 4: Simplify right side
    1,273,076.64x = 1,229,972,604,650.39
  5. Step 5: Solve for x
    x = 1,229,972,604,650.39/1,273,076.64
  6. Step 6: Final answer
    x = 966,141.84

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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.