Home / 4,895,778.78-7,343,666.82-1,529,985.78

Finding the Fourth Proportional to 4,895,778.78, 7,343,666.82 and 1,529,985.78

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Solution

The fourth proportional to 4,895,778.78, 7,343,666.82 and 1,529,985.78 is: 2,294,978.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,895,778.78 : 7,343,666.82 = 1,529,985.78 : x
  2. Step 2: Convert to fraction form
    4,895,778.78/7,343,666.82 = 1,529,985.78/x
  3. Step 3: Cross multiply
    4,895,778.78x = 7,343,666.82 × 1,529,985.78
  4. Step 4: Simplify right side
    4,895,778.78x = 11,235,705,807,657.82
  5. Step 5: Solve for x
    x = 11,235,705,807,657.82/4,895,778.78
  6. Step 6: Final answer
    x = 2,294,978.25

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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.