Home / 1,198,373.34-1,653,752.59-654,509.18

Finding the Fourth Proportional to 1,198,373.34, 1,653,752.59 and 654,509.18

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Solution

The fourth proportional to 1,198,373.34, 1,653,752.59 and 654,509.18 is: 903,221.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,373.34 : 1,653,752.59 = 654,509.18 : x
  2. Step 2: Convert to fraction form
    1,198,373.34/1,653,752.59 = 654,509.18/x
  3. Step 3: Cross multiply
    1,198,373.34x = 1,653,752.59 × 654,509.18
  4. Step 4: Simplify right side
    1,198,373.34x = 1,082,396,241,698.74
  5. Step 5: Solve for x
    x = 1,082,396,241,698.74/1,198,373.34
  6. Step 6: Final answer
    x = 903,221.23

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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.