Home / 1,102,684.48-1,521,698.82-619,270

Finding the Fourth Proportional to 1,102,684.48, 1,521,698.82 and 619,270

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Solution

The fourth proportional to 1,102,684.48, 1,521,698.82 and 619,270 is: 854,589.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,684.48 : 1,521,698.82 = 619,270 : x
  2. Step 2: Convert to fraction form
    1,102,684.48/1,521,698.82 = 619,270/x
  3. Step 3: Cross multiply
    1,102,684.48x = 1,521,698.82 × 619,270
  4. Step 4: Simplify right side
    1,102,684.48x = 942,342,428,261.40
  5. Step 5: Solve for x
    x = 942,342,428,261.40/1,102,684.48
  6. Step 6: Final answer
    x = 854,589.36

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Double scale
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Similar ratio
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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.