Home / 2,912,104.40-4,021,185.48-1,826,202.32

Finding the Fourth Proportional to 2,912,104.40, 4,021,185.48 and 1,826,202.32

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Solution

The fourth proportional to 2,912,104.40, 4,021,185.48 and 1,826,202.32 is: 2,521,715.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,104.40 : 4,021,185.48 = 1,826,202.32 : x
  2. Step 2: Convert to fraction form
    2,912,104.40/4,021,185.48 = 1,826,202.32/x
  3. Step 3: Cross multiply
    2,912,104.40x = 4,021,185.48 × 1,826,202.32
  4. Step 4: Simplify right side
    2,912,104.40x = 7,343,498,252,726.31
  5. Step 5: Solve for x
    x = 7,343,498,252,726.31/2,912,104.40
  6. Step 6: Final answer
    x = 2,521,715.31

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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.