Home / 4,751,359.32-7,127,038.85-2,191,817.04

Finding the Fourth Proportional to 4,751,359.32, 7,127,038.85 and 2,191,817.04

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Solution

The fourth proportional to 4,751,359.32, 7,127,038.85 and 2,191,817.04 is: 3,287,725.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751,359.32 : 7,127,038.85 = 2,191,817.04 : x
  2. Step 2: Convert to fraction form
    4,751,359.32/7,127,038.85 = 2,191,817.04/x
  3. Step 3: Cross multiply
    4,751,359.32x = 7,127,038.85 × 2,191,817.04
  4. Step 4: Simplify right side
    4,751,359.32x = 15,621,165,198,576.12
  5. Step 5: Solve for x
    x = 15,621,165,198,576.12/4,751,359.32
  6. Step 6: Final answer
    x = 3,287,725.50

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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.