Home / 3,626,162.12-5,003,999.21-1,994,569.40

Finding the Fourth Proportional to 3,626,162.12, 5,003,999.21 and 1,994,569.40

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Solution

The fourth proportional to 3,626,162.12, 5,003,999.21 and 1,994,569.40 is: 2,752,448.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626,162.12 : 5,003,999.21 = 1,994,569.40 : x
  2. Step 2: Convert to fraction form
    3,626,162.12/5,003,999.21 = 1,994,569.40/x
  3. Step 3: Cross multiply
    3,626,162.12x = 5,003,999.21 × 1,994,569.40
  4. Step 4: Simplify right side
    3,626,162.12x = 9,980,823,666,897.33
  5. Step 5: Solve for x
    x = 9,980,823,666,897.33/3,626,162.12
  6. Step 6: Final answer
    x = 2,752,448.28

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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.