Home / 1,586,032.02-2,188,726.32-860,879.88

Finding the Fourth Proportional to 1,586,032.02, 2,188,726.32 and 860,879.88

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Solution

The fourth proportional to 1,586,032.02, 2,188,726.32 and 860,879.88 is: 1,188,015.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,032.02 : 2,188,726.32 = 860,879.88 : x
  2. Step 2: Convert to fraction form
    1,586,032.02/2,188,726.32 = 860,879.88/x
  3. Step 3: Cross multiply
    1,586,032.02x = 2,188,726.32 × 860,879.88
  4. Step 4: Simplify right side
    1,586,032.02x = 1,884,230,451,714.44
  5. Step 5: Solve for x
    x = 1,884,230,451,714.44/1,586,032.02
  6. Step 6: Final answer
    x = 1,188,015.39

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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.