Home / 1,436,795.15-2,152,753.85-866,978.98

Finding the Fourth Proportional to 1,436,795.15, 2,152,753.85 and 866,978.98

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Solution

The fourth proportional to 1,436,795.15, 2,152,753.85 and 866,978.98 is: 1,298,996.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,795.15 : 2,152,753.85 = 866,978.98 : x
  2. Step 2: Convert to fraction form
    1,436,795.15/2,152,753.85 = 866,978.98/x
  3. Step 3: Cross multiply
    1,436,795.15x = 2,152,753.85 × 866,978.98
  4. Step 4: Simplify right side
    1,436,795.15x = 1,866,392,337,064.07
  5. Step 5: Solve for x
    x = 1,866,392,337,064.07/1,436,795.15
  6. Step 6: Final answer
    x = 1,298,996.83

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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.