Home / 1,916,577.83-2,644,831.05-1,057,119.64

Finding the Fourth Proportional to 1,916,577.83, 2,644,831.05 and 1,057,119.64

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Solution

The fourth proportional to 1,916,577.83, 2,644,831.05 and 1,057,119.64 is: 1,458,799.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,577.83 : 2,644,831.05 = 1,057,119.64 : x
  2. Step 2: Convert to fraction form
    1,916,577.83/2,644,831.05 = 1,057,119.64/x
  3. Step 3: Cross multiply
    1,916,577.83x = 2,644,831.05 × 1,057,119.64
  4. Step 4: Simplify right side
    1,916,577.83x = 2,795,902,847,436.82
  5. Step 5: Solve for x
    x = 2,795,902,847,436.82/1,916,577.83
  6. Step 6: Final answer
    x = 1,458,799.54

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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.