Home / 1,204,715.78-1,807,133.59-395,181.79

Finding the Fourth Proportional to 1,204,715.78, 1,807,133.59 and 395,181.79

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Solution

The fourth proportional to 1,204,715.78, 1,807,133.59 and 395,181.79 is: 592,792.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,715.78 : 1,807,133.59 = 395,181.79 : x
  2. Step 2: Convert to fraction form
    1,204,715.78/1,807,133.59 = 395,181.79/x
  3. Step 3: Cross multiply
    1,204,715.78x = 1,807,133.59 × 395,181.79
  4. Step 4: Simplify right side
    1,204,715.78x = 714,146,282,841.47
  5. Step 5: Solve for x
    x = 714,146,282,841.47/1,204,715.78
  6. Step 6: Final answer
    x = 592,792.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.