Home / 1,603,262.57-2,212,458.91-914,921.73

Finding the Fourth Proportional to 1,603,262.57, 2,212,458.91 and 914,921.73

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Solution

The fourth proportional to 1,603,262.57, 2,212,458.91 and 914,921.73 is: 1,262,567.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,262.57 : 2,212,458.91 = 914,921.73 : x
  2. Step 2: Convert to fraction form
    1,603,262.57/2,212,458.91 = 914,921.73/x
  3. Step 3: Cross multiply
    1,603,262.57x = 2,212,458.91 × 914,921.73
  4. Step 4: Simplify right side
    1,603,262.57x = 2,024,226,731,203.81
  5. Step 5: Solve for x
    x = 2,024,226,731,203.81/1,603,262.57
  6. Step 6: Final answer
    x = 1,262,567.20

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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.