Home / 2,670,120.94-4,005,291.96-776,862.38

Finding the Fourth Proportional to 2,670,120.94, 4,005,291.96 and 776,862.38

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Solution

The fourth proportional to 2,670,120.94, 4,005,291.96 and 776,862.38 is: 1,165,325.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670,120.94 : 4,005,291.96 = 776,862.38 : x
  2. Step 2: Convert to fraction form
    2,670,120.94/4,005,291.96 = 776,862.38/x
  3. Step 3: Cross multiply
    2,670,120.94x = 4,005,291.96 × 776,862.38
  4. Step 4: Simplify right side
    2,670,120.94x = 3,111,560,650,113.71
  5. Step 5: Solve for x
    x = 3,111,560,650,113.71/2,670,120.94
  6. Step 6: Final answer
    x = 1,165,325.73

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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.