Home / 2,859,917.51-4,305,337.72-2,605,385.91

Finding the Fourth Proportional to 2,859,917.51, 4,305,337.72 and 2,605,385.91

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Solution

The fourth proportional to 2,859,917.51, 4,305,337.72 and 2,605,385.91 is: 3,922,164.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,917.51 : 4,305,337.72 = 2,605,385.91 : x
  2. Step 2: Convert to fraction form
    2,859,917.51/4,305,337.72 = 2,605,385.91/x
  3. Step 3: Cross multiply
    2,859,917.51x = 4,305,337.72 × 2,605,385.91
  4. Step 4: Simplify right side
    2,859,917.51x = 11,217,066,233,479.53
  5. Step 5: Solve for x
    x = 11,217,066,233,479.53/2,859,917.51
  6. Step 6: Final answer
    x = 3,922,164.26

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.