Home / 2,774,007.70-4,161,011.55-779,463.70

Finding the Fourth Proportional to 2,774,007.70, 4,161,011.55 and 779,463.70

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Solution

The fourth proportional to 2,774,007.70, 4,161,011.55 and 779,463.70 is: 1,169,195.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774,007.70 : 4,161,011.55 = 779,463.70 : x
  2. Step 2: Convert to fraction form
    2,774,007.70/4,161,011.55 = 779,463.70/x
  3. Step 3: Cross multiply
    2,774,007.70x = 4,161,011.55 × 779,463.70
  4. Step 4: Simplify right side
    2,774,007.70x = 3,243,357,458,505.74
  5. Step 5: Solve for x
    x = 3,243,357,458,505.74/2,774,007.70
  6. Step 6: Final answer
    x = 1,169,195.55

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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.