Home / 1,795,712.37-2,478,135.75-979,968.73

Finding the Fourth Proportional to 1,795,712.37, 2,478,135.75 and 979,968.73

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Solution

The fourth proportional to 1,795,712.37, 2,478,135.75 and 979,968.73 is: 1,352,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795,712.37 : 2,478,135.75 = 979,968.73 : x
  2. Step 2: Convert to fraction form
    1,795,712.37/2,478,135.75 = 979,968.73/x
  3. Step 3: Cross multiply
    1,795,712.37x = 2,478,135.75 × 979,968.73
  4. Step 4: Simplify right side
    1,795,712.37x = 2,428,495,543,695.10
  5. Step 5: Solve for x
    x = 2,428,495,543,695.10/1,795,712.37
  6. Step 6: Final answer
    x = 1,352,385.60

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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.