Home / 1,377,342.86-2,066,364.45-809,204.00

Finding the Fourth Proportional to 1,377,342.86, 2,066,364.45 and 809,204.00

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Solution

The fourth proportional to 1,377,342.86, 2,066,364.45 and 809,204.00 is: 1,214,011.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,342.86 : 2,066,364.45 = 809,204.00 : x
  2. Step 2: Convert to fraction form
    1,377,342.86/2,066,364.45 = 809,204.00/x
  3. Step 3: Cross multiply
    1,377,342.86x = 2,066,364.45 × 809,204.00
  4. Step 4: Simplify right side
    1,377,342.86x = 1,672,110,368,065.98
  5. Step 5: Solve for x
    x = 1,672,110,368,065.98/1,377,342.86
  6. Step 6: Final answer
    x = 1,214,011.72

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.