Home / 1,346,676-2,020,352.32-387,133.34

Finding the Fourth Proportional to 1,346,676, 2,020,352.32 and 387,133.34

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Solution

The fourth proportional to 1,346,676, 2,020,352.32 and 387,133.34 is: 580,797.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,676 : 2,020,352.32 = 387,133.34 : x
  2. Step 2: Convert to fraction form
    1,346,676/2,020,352.32 = 387,133.34/x
  3. Step 3: Cross multiply
    1,346,676x = 2,020,352.32 × 387,133.34
  4. Step 4: Simplify right side
    1,346,676x = 782,145,741,618.35
  5. Step 5: Solve for x
    x = 782,145,741,618.35/1,346,676
  6. Step 6: Final answer
    x = 580,797.27

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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.