Home / 1,346,260.72-1,857,845.10-734,426.56

Finding the Fourth Proportional to 1,346,260.72, 1,857,845.10 and 734,426.56

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Solution

The fourth proportional to 1,346,260.72, 1,857,845.10 and 734,426.56 is: 1,013,511.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,260.72 : 1,857,845.10 = 734,426.56 : x
  2. Step 2: Convert to fraction form
    1,346,260.72/1,857,845.10 = 734,426.56/x
  3. Step 3: Cross multiply
    1,346,260.72x = 1,857,845.10 × 734,426.56
  4. Step 4: Simplify right side
    1,346,260.72x = 1,364,450,785,805.86
  5. Step 5: Solve for x
    x = 1,364,450,785,805.86/1,346,260.72
  6. Step 6: Final answer
    x = 1,013,511.55

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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.