Home / 1,102,973.76-1,522,104.57-619,539.15

Finding the Fourth Proportional to 1,102,973.76, 1,522,104.57 and 619,539.15

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Solution

The fourth proportional to 1,102,973.76, 1,522,104.57 and 619,539.15 is: 854,964.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,973.76 : 1,522,104.57 = 619,539.15 : x
  2. Step 2: Convert to fraction form
    1,102,973.76/1,522,104.57 = 619,539.15/x
  3. Step 3: Cross multiply
    1,102,973.76x = 1,522,104.57 × 619,539.15
  4. Step 4: Simplify right side
    1,102,973.76x = 943,003,371,508.92
  5. Step 5: Solve for x
    x = 943,003,371,508.92/1,102,973.76
  6. Step 6: Final answer
    x = 854,964.47

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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.