Home / 2,898,707.84-4,348,289.80-768,791.96

Finding the Fourth Proportional to 2,898,707.84, 4,348,289.80 and 768,791.96

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Solution

The fourth proportional to 2,898,707.84, 4,348,289.80 and 768,791.96 is: 1,153,248.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898,707.84 : 4,348,289.80 = 768,791.96 : x
  2. Step 2: Convert to fraction form
    2,898,707.84/4,348,289.80 = 768,791.96/x
  3. Step 3: Cross multiply
    2,898,707.84x = 4,348,289.80 × 768,791.96
  4. Step 4: Simplify right side
    2,898,707.84x = 3,342,930,237,990.01
  5. Step 5: Solve for x
    x = 3,342,930,237,990.01/2,898,707.84
  6. Step 6: Final answer
    x = 1,153,248.42

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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.