Home / 1,064,517.39-1,468,814.63-611,720.91

Finding the Fourth Proportional to 1,064,517.39, 1,468,814.63 and 611,720.91

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Solution

The fourth proportional to 1,064,517.39, 1,468,814.63 and 611,720.91 is: 844,048.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,517.39 : 1,468,814.63 = 611,720.91 : x
  2. Step 2: Convert to fraction form
    1,064,517.39/1,468,814.63 = 611,720.91/x
  3. Step 3: Cross multiply
    1,064,517.39x = 1,468,814.63 × 611,720.91
  4. Step 4: Simplify right side
    1,064,517.39x = 898,504,619,026.31
  5. Step 5: Solve for x
    x = 898,504,619,026.31/1,064,517.39
  6. Step 6: Final answer
    x = 844,048.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.