Home / 1,346,992.50-2,020,821.66-400,359.27

Finding the Fourth Proportional to 1,346,992.50, 2,020,821.66 and 400,359.27

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Solution

The fourth proportional to 1,346,992.50, 2,020,821.66 and 400,359.27 is: 600,637.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,992.50 : 2,020,821.66 = 400,359.27 : x
  2. Step 2: Convert to fraction form
    1,346,992.50/2,020,821.66 = 400,359.27/x
  3. Step 3: Cross multiply
    1,346,992.50x = 2,020,821.66 × 400,359.27
  4. Step 4: Simplify right side
    1,346,992.50x = 809,054,684,597.79
  5. Step 5: Solve for x
    x = 809,054,684,597.79/1,346,992.50
  6. Step 6: Final answer
    x = 600,637.85

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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.