Home / 1,819,781.64-2,511,307.14-1,003,995.24

Finding the Fourth Proportional to 1,819,781.64, 2,511,307.14 and 1,003,995.24

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Solution

The fourth proportional to 1,819,781.64, 2,511,307.14 and 1,003,995.24 is: 1,385,518.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,781.64 : 2,511,307.14 = 1,003,995.24 : x
  2. Step 2: Convert to fraction form
    1,819,781.64/2,511,307.14 = 1,003,995.24/x
  3. Step 3: Cross multiply
    1,819,781.64x = 2,511,307.14 × 1,003,995.24
  4. Step 4: Simplify right side
    1,819,781.64x = 2,521,340,414,738.01
  5. Step 5: Solve for x
    x = 2,521,340,414,738.01/1,819,781.64
  6. Step 6: Final answer
    x = 1,385,518.11

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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.