Home / 5,912,828.28-8,869,242.42-1,425,104.28

Finding the Fourth Proportional to 5,912,828.28, 8,869,242.42 and 1,425,104.28

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Solution

The fourth proportional to 5,912,828.28, 8,869,242.42 and 1,425,104.28 is: 2,137,656.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912,828.28 : 8,869,242.42 = 1,425,104.28 : x
  2. Step 2: Convert to fraction form
    5,912,828.28/8,869,242.42 = 1,425,104.28/x
  3. Step 3: Cross multiply
    5,912,828.28x = 8,869,242.42 × 1,425,104.28
  4. Step 4: Simplify right side
    5,912,828.28x = 12,639,595,333,099.56
  5. Step 5: Solve for x
    x = 12,639,595,333,099.56/5,912,828.28
  6. Step 6: Final answer
    x = 2,137,656.42

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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.