Home / 1,345,648.11-1,857,039.21-733,834.35

Finding the Fourth Proportional to 1,345,648.11, 1,857,039.21 and 733,834.35

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Solution

The fourth proportional to 1,345,648.11, 1,857,039.21 and 733,834.35 is: 1,012,715.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,648.11 : 1,857,039.21 = 733,834.35 : x
  2. Step 2: Convert to fraction form
    1,345,648.11/1,857,039.21 = 733,834.35/x
  3. Step 3: Cross multiply
    1,345,648.11x = 1,857,039.21 × 733,834.35
  4. Step 4: Simplify right side
    1,345,648.11x = 1,362,759,161,594.86
  5. Step 5: Solve for x
    x = 1,362,759,161,594.86/1,345,648.11
  6. Step 6: Final answer
    x = 1,012,715.85

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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.