Home / 1,198,023.30-1,653,265.56-654,155.21

Finding the Fourth Proportional to 1,198,023.30, 1,653,265.56 and 654,155.21

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Solution

The fourth proportional to 1,198,023.30, 1,653,265.56 and 654,155.21 is: 902,730.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,023.30 : 1,653,265.56 = 654,155.21 : x
  2. Step 2: Convert to fraction form
    1,198,023.30/1,653,265.56 = 654,155.21/x
  3. Step 3: Cross multiply
    1,198,023.30x = 1,653,265.56 × 654,155.21
  4. Step 4: Simplify right side
    1,198,023.30x = 1,081,492,282,494.19
  5. Step 5: Solve for x
    x = 1,081,492,282,494.19/1,198,023.30
  6. Step 6: Final answer
    x = 902,730.59

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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.