Home / 1,915,999.55-2,870,745.93-1,156,244.56

Finding the Fourth Proportional to 1,915,999.55, 2,870,745.93 and 1,156,244.56

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Solution

The fourth proportional to 1,915,999.55, 2,870,745.93 and 1,156,244.56 is: 1,732,403.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,999.55 : 2,870,745.93 = 1,156,244.56 : x
  2. Step 2: Convert to fraction form
    1,915,999.55/2,870,745.93 = 1,156,244.56/x
  3. Step 3: Cross multiply
    1,915,999.55x = 2,870,745.93 × 1,156,244.56
  4. Step 4: Simplify right side
    1,915,999.55x = 3,319,284,364,704.64
  5. Step 5: Solve for x
    x = 3,319,284,364,704.64/1,915,999.55
  6. Step 6: Final answer
    x = 1,732,403.52

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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.