Home / 2,670,122.94-4,005,294.96-776,864.38

Finding the Fourth Proportional to 2,670,122.94, 4,005,294.96 and 776,864.38

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Solution

The fourth proportional to 2,670,122.94, 4,005,294.96 and 776,864.38 is: 1,165,328.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670,122.94 : 4,005,294.96 = 776,864.38 : x
  2. Step 2: Convert to fraction form
    2,670,122.94/4,005,294.96 = 776,864.38/x
  3. Step 3: Cross multiply
    2,670,122.94x = 4,005,294.96 × 776,864.38
  4. Step 4: Simplify right side
    2,670,122.94x = 3,111,570,985,817.53
  5. Step 5: Solve for x
    x = 3,111,570,985,817.53/2,670,122.94
  6. Step 6: Final answer
    x = 1,165,328.73

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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.