Home / 1,198,593.60-1,653,995.88-654,721.50

Finding the Fourth Proportional to 1,198,593.60, 1,653,995.88 and 654,721.50

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Solution

The fourth proportional to 1,198,593.60, 1,653,995.88 and 654,721.50 is: 903,481.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,593.60 : 1,653,995.88 = 654,721.50 : x
  2. Step 2: Convert to fraction form
    1,198,593.60/1,653,995.88 = 654,721.50/x
  3. Step 3: Cross multiply
    1,198,593.60x = 1,653,995.88 × 654,721.50
  4. Step 4: Simplify right side
    1,198,593.60x = 1,082,906,663,547.42
  5. Step 5: Solve for x
    x = 1,082,906,663,547.42/1,198,593.60
  6. Step 6: Final answer
    x = 903,481.10

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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.