Home / 1,014,011.36-1,399,333.51-555,122.20

Finding the Fourth Proportional to 1,014,011.36, 1,399,333.51 and 555,122.20

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Solution

The fourth proportional to 1,014,011.36, 1,399,333.51 and 555,122.20 is: 766,067.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,011.36 : 1,399,333.51 = 555,122.20 : x
  2. Step 2: Convert to fraction form
    1,014,011.36/1,399,333.51 = 555,122.20/x
  3. Step 3: Cross multiply
    1,014,011.36x = 1,399,333.51 × 555,122.20
  4. Step 4: Simplify right side
    1,014,011.36x = 776,801,096,604.92
  5. Step 5: Solve for x
    x = 776,801,096,604.92/1,014,011.36
  6. Step 6: Final answer
    x = 766,067.45

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Double scale
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Similar ratio
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1.5x scale

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.