Home / 2,774,399.50-4,161,599.25-779,855.50

Finding the Fourth Proportional to 2,774,399.50, 4,161,599.25 and 779,855.50

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Solution

The fourth proportional to 2,774,399.50, 4,161,599.25 and 779,855.50 is: 1,169,783.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774,399.50 : 4,161,599.25 = 779,855.50 : x
  2. Step 2: Convert to fraction form
    2,774,399.50/4,161,599.25 = 779,855.50/x
  3. Step 3: Cross multiply
    2,774,399.50x = 4,161,599.25 × 779,855.50
  4. Step 4: Simplify right side
    2,774,399.50x = 3,245,446,063,908.38
  5. Step 5: Solve for x
    x = 3,245,446,063,908.38/2,774,399.50
  6. Step 6: Final answer
    x = 1,169,783.25

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1.5x scale

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.