Home / 1,102,848.27-1,521,918.90-619,378.71

Finding the Fourth Proportional to 1,102,848.27, 1,521,918.90 and 619,378.71

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Solution

The fourth proportional to 1,102,848.27, 1,521,918.90 and 619,378.71 is: 854,736.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,848.27 : 1,521,918.90 = 619,378.71 : x
  2. Step 2: Convert to fraction form
    1,102,848.27/1,521,918.90 = 619,378.71/x
  3. Step 3: Cross multiply
    1,102,848.27x = 1,521,918.90 × 619,378.71
  4. Step 4: Simplify right side
    1,102,848.27x = 942,644,165,006.62
  5. Step 5: Solve for x
    x = 942,644,165,006.62/1,102,848.27
  6. Step 6: Final answer
    x = 854,736.04

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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.