Home / 1,033,480.64-1,550,120.70-313,828.58

Finding the Fourth Proportional to 1,033,480.64, 1,550,120.70 and 313,828.58

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Solution

The fourth proportional to 1,033,480.64, 1,550,120.70 and 313,828.58 is: 470,712.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,480.64 : 1,550,120.70 = 313,828.58 : x
  2. Step 2: Convert to fraction form
    1,033,480.64/1,550,120.70 = 313,828.58/x
  3. Step 3: Cross multiply
    1,033,480.64x = 1,550,120.70 × 313,828.58
  4. Step 4: Simplify right side
    1,033,480.64x = 486,472,178,109.61
  5. Step 5: Solve for x
    x = 486,472,178,109.61/1,033,480.64
  6. Step 6: Final answer
    x = 470,712.42

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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.