Home / 1,539,247.98-2,123,978.19-850,826.86

Finding the Fourth Proportional to 1,539,247.98, 2,123,978.19 and 850,826.86

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Solution

The fourth proportional to 1,539,247.98, 2,123,978.19 and 850,826.86 is: 1,174,039.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,247.98 : 2,123,978.19 = 850,826.86 : x
  2. Step 2: Convert to fraction form
    1,539,247.98/2,123,978.19 = 850,826.86/x
  3. Step 3: Cross multiply
    1,539,247.98x = 2,123,978.19 × 850,826.86
  4. Step 4: Simplify right side
    1,539,247.98x = 1,807,137,694,106.18
  5. Step 5: Solve for x
    x = 1,807,137,694,106.18/1,539,247.98
  6. Step 6: Final answer
    x = 1,174,039.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.