Home / 1,413,131.46-2,118,894.45-964,395.95

Finding the Fourth Proportional to 1,413,131.46, 2,118,894.45 and 964,395.95

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Solution

The fourth proportional to 1,413,131.46, 2,118,894.45 and 964,395.95 is: 1,446,046.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,131.46 : 2,118,894.45 = 964,395.95 : x
  2. Step 2: Convert to fraction form
    1,413,131.46/2,118,894.45 = 964,395.95/x
  3. Step 3: Cross multiply
    1,413,131.46x = 2,118,894.45 × 964,395.95
  4. Step 4: Simplify right side
    1,413,131.46x = 2,043,453,215,463.01
  5. Step 5: Solve for x
    x = 2,043,453,215,463.01/1,413,131.46
  6. Step 6: Final answer
    x = 1,446,046.09

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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.