Home / 2,979,630.36-4,111,605.36-1,672,583.18

Finding the Fourth Proportional to 2,979,630.36, 4,111,605.36 and 1,672,583.18

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Solution

The fourth proportional to 2,979,630.36, 4,111,605.36 and 1,672,583.18 is: 2,308,005.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,630.36 : 4,111,605.36 = 1,672,583.18 : x
  2. Step 2: Convert to fraction form
    2,979,630.36/4,111,605.36 = 1,672,583.18/x
  3. Step 3: Cross multiply
    2,979,630.36x = 4,111,605.36 × 1,672,583.18
  4. Step 4: Simplify right side
    2,979,630.36x = 6,877,001,947,375.82
  5. Step 5: Solve for x
    x = 6,877,001,947,375.82/2,979,630.36
  6. Step 6: Final answer
    x = 2,308,005.06

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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.