Home / 1,560,285.55-2,340,428.33-1,078,999.30

Finding the Fourth Proportional to 1,560,285.55, 2,340,428.33 and 1,078,999.30

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Solution

The fourth proportional to 1,560,285.55, 2,340,428.33 and 1,078,999.30 is: 1,618,498.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,285.55 : 2,340,428.33 = 1,078,999.30 : x
  2. Step 2: Convert to fraction form
    1,560,285.55/2,340,428.33 = 1,078,999.30/x
  3. Step 3: Cross multiply
    1,560,285.55x = 2,340,428.33 × 1,078,999.30
  4. Step 4: Simplify right side
    1,560,285.55x = 2,525,320,529,770.17
  5. Step 5: Solve for x
    x = 2,525,320,529,770.17/1,560,285.55
  6. Step 6: Final answer
    x = 1,618,498.95

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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.