Home / 1,102,680.48-1,521,693.30-619,266

Finding the Fourth Proportional to 1,102,680.48, 1,521,693.30 and 619,266

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Solution

The fourth proportional to 1,102,680.48, 1,521,693.30 and 619,266 is: 854,583.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,680.48 : 1,521,693.30 = 619,266 : x
  2. Step 2: Convert to fraction form
    1,102,680.48/1,521,693.30 = 619,266/x
  3. Step 3: Cross multiply
    1,102,680.48x = 1,521,693.30 × 619,266
  4. Step 4: Simplify right side
    1,102,680.48x = 942,332,923,117.80
  5. Step 5: Solve for x
    x = 942,332,923,117.80/1,102,680.48
  6. Step 6: Final answer
    x = 854,583.84

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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.