Home / 1,056,228-1,583,642.06-382,221.64

Finding the Fourth Proportional to 1,056,228, 1,583,642.06 and 382,221.64

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Solution

The fourth proportional to 1,056,228, 1,583,642.06 and 382,221.64 is: 573,079.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,228 : 1,583,642.06 = 382,221.64 : x
  2. Step 2: Convert to fraction form
    1,056,228/1,583,642.06 = 382,221.64/x
  3. Step 3: Cross multiply
    1,056,228x = 1,583,642.06 × 382,221.64
  4. Step 4: Simplify right side
    1,056,228x = 605,302,265,346.18
  5. Step 5: Solve for x
    x = 605,302,265,346.18/1,056,228
  6. Step 6: Final answer
    x = 573,079.17

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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.