Home / 1,282,868.32-1,770,358.97-702,091.11

Finding the Fourth Proportional to 1,282,868.32, 1,770,358.97 and 702,091.11

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Solution

The fourth proportional to 1,282,868.32, 1,770,358.97 and 702,091.11 is: 968,886.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,868.32 : 1,770,358.97 = 702,091.11 : x
  2. Step 2: Convert to fraction form
    1,282,868.32/1,770,358.97 = 702,091.11/x
  3. Step 3: Cross multiply
    1,282,868.32x = 1,770,358.97 × 702,091.11
  4. Step 4: Simplify right side
    1,282,868.32x = 1,242,953,294,345.76
  5. Step 5: Solve for x
    x = 1,242,953,294,345.76/1,282,868.32
  6. Step 6: Final answer
    x = 968,886.11

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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.