Home / 2,829,133.56-4,242,149.46-1,121,547

Finding the Fourth Proportional to 2,829,133.56, 4,242,149.46 and 1,121,547

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Solution

The fourth proportional to 2,829,133.56, 4,242,149.46 and 1,121,547 is: 1,681,705.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829,133.56 : 4,242,149.46 = 1,121,547 : x
  2. Step 2: Convert to fraction form
    2,829,133.56/4,242,149.46 = 1,121,547/x
  3. Step 3: Cross multiply
    2,829,133.56x = 4,242,149.46 × 1,121,547
  4. Step 4: Simplify right side
    2,829,133.56x = 4,757,770,000,414.62
  5. Step 5: Solve for x
    x = 4,757,770,000,414.62/2,829,133.56
  6. Step 6: Final answer
    x = 1,681,705.69

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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.