Home / 4,959,777.96-7,440,444.54-2,119,905

Finding the Fourth Proportional to 4,959,777.96, 7,440,444.54 and 2,119,905

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Solution

The fourth proportional to 4,959,777.96, 7,440,444.54 and 2,119,905 is: 3,180,189.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959,777.96 : 7,440,444.54 = 2,119,905 : x
  2. Step 2: Convert to fraction form
    4,959,777.96/7,440,444.54 = 2,119,905/x
  3. Step 3: Cross multiply
    4,959,777.96x = 7,440,444.54 × 2,119,905
  4. Step 4: Simplify right side
    4,959,777.96x = 15,773,035,582,568.70
  5. Step 5: Solve for x
    x = 15,773,035,582,568.70/4,959,777.96
  6. Step 6: Final answer
    x = 3,180,189.86

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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.