Home / 2,589,513.94-3,885,077.11-767,888.57

Finding the Fourth Proportional to 2,589,513.94, 3,885,077.11 and 767,888.57

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Solution

The fourth proportional to 2,589,513.94, 3,885,077.11 and 767,888.57 is: 1,152,071.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589,513.94 : 3,885,077.11 = 767,888.57 : x
  2. Step 2: Convert to fraction form
    2,589,513.94/3,885,077.11 = 767,888.57/x
  3. Step 3: Cross multiply
    2,589,513.94x = 3,885,077.11 × 767,888.57
  4. Step 4: Simplify right side
    2,589,513.94x = 2,983,306,306,337.63
  5. Step 5: Solve for x
    x = 2,983,306,306,337.63/2,589,513.94
  6. Step 6: Final answer
    x = 1,152,071.92

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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.