Home / 2,774,429.70-4,161,644.55-779,885.70

Finding the Fourth Proportional to 2,774,429.70, 4,161,644.55 and 779,885.70

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Solution

The fourth proportional to 2,774,429.70, 4,161,644.55 and 779,885.70 is: 1,169,828.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774,429.70 : 4,161,644.55 = 779,885.70 : x
  2. Step 2: Convert to fraction form
    2,774,429.70/4,161,644.55 = 779,885.70/x
  3. Step 3: Cross multiply
    2,774,429.70x = 4,161,644.55 × 779,885.70
  4. Step 4: Simplify right side
    2,774,429.70x = 3,245,607,073,027.93
  5. Step 5: Solve for x
    x = 3,245,607,073,027.93/2,774,429.70
  6. Step 6: Final answer
    x = 1,169,828.55

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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.