Home / 1,267,113.53-1,900,511.79-414,113.82

Finding the Fourth Proportional to 1,267,113.53, 1,900,511.79 and 414,113.82

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Solution

The fourth proportional to 1,267,113.53, 1,900,511.79 and 414,113.82 is: 621,118.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,113.53 : 1,900,511.79 = 414,113.82 : x
  2. Step 2: Convert to fraction form
    1,267,113.53/1,900,511.79 = 414,113.82/x
  3. Step 3: Cross multiply
    1,267,113.53x = 1,900,511.79 × 414,113.82
  4. Step 4: Simplify right side
    1,267,113.53x = 787,028,197,311.94
  5. Step 5: Solve for x
    x = 787,028,197,311.94/1,267,113.53
  6. Step 6: Final answer
    x = 621,118.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.