Home / 1,221,358.64-1,832,053.54-322,792.61

Finding the Fourth Proportional to 1,221,358.64, 1,832,053.54 and 322,792.61

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Solution

The fourth proportional to 1,221,358.64, 1,832,053.54 and 322,792.61 is: 484,193.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,358.64 : 1,832,053.54 = 322,792.61 : x
  2. Step 2: Convert to fraction form
    1,221,358.64/1,832,053.54 = 322,792.61/x
  3. Step 3: Cross multiply
    1,221,358.64x = 1,832,053.54 × 322,792.61
  4. Step 4: Simplify right side
    1,221,358.64x = 591,373,343,836.34
  5. Step 5: Solve for x
    x = 591,373,343,836.34/1,221,358.64
  6. Step 6: Final answer
    x = 484,193.03

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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.