Home / 5,980,874.90-8,971,439.43-2,142,947.30

Finding the Fourth Proportional to 5,980,874.90, 8,971,439.43 and 2,142,947.30

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Solution

The fourth proportional to 5,980,874.90, 8,971,439.43 and 2,142,947.30 is: 3,214,466.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,980,874.90 : 8,971,439.43 = 2,142,947.30 : x
  2. Step 2: Convert to fraction form
    5,980,874.90/8,971,439.43 = 2,142,947.30/x
  3. Step 3: Cross multiply
    5,980,874.90x = 8,971,439.43 × 2,142,947.30
  4. Step 4: Simplify right side
    5,980,874.90x = 19,225,321,903,632.04
  5. Step 5: Solve for x
    x = 19,225,321,903,632.04/5,980,874.90
  6. Step 6: Final answer
    x = 3,214,466.48

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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.