Home / 5,820,991.70-8,732,765.74-1,721,992.10

Finding the Fourth Proportional to 5,820,991.70, 8,732,765.74 and 1,721,992.10

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Solution

The fourth proportional to 5,820,991.70, 8,732,765.74 and 1,721,992.10 is: 2,583,366.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820,991.70 : 8,732,765.74 = 1,721,992.10 : x
  2. Step 2: Convert to fraction form
    5,820,991.70/8,732,765.74 = 1,721,992.10/x
  3. Step 3: Cross multiply
    5,820,991.70x = 8,732,765.74 × 1,721,992.10
  4. Step 4: Simplify right side
    5,820,991.70x = 15,037,753,615,430.65
  5. Step 5: Solve for x
    x = 15,037,753,615,430.65/5,820,991.70
  6. Step 6: Final answer
    x = 2,583,366.27

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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.