Home / 2,146,400.54-2,961,973.05-1,179,530.54

Finding the Fourth Proportional to 2,146,400.54, 2,961,973.05 and 1,179,530.54

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Solution

The fourth proportional to 2,146,400.54, 2,961,973.05 and 1,179,530.54 is: 1,627,719.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,400.54 : 2,961,973.05 = 1,179,530.54 : x
  2. Step 2: Convert to fraction form
    2,146,400.54/2,961,973.05 = 1,179,530.54/x
  3. Step 3: Cross multiply
    2,146,400.54x = 2,961,973.05 × 1,179,530.54
  4. Step 4: Simplify right side
    2,146,400.54x = 3,493,737,671,131.95
  5. Step 5: Solve for x
    x = 3,493,737,671,131.95/2,146,400.54
  6. Step 6: Final answer
    x = 1,627,719.34

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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.