Home / 1,907,859.60-2,632,272.10-1,143,634.32

Finding the Fourth Proportional to 1,907,859.60, 2,632,272.10 and 1,143,634.32

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Solution

The fourth proportional to 1,907,859.60, 2,632,272.10 and 1,143,634.32 is: 1,577,871.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,859.60 : 2,632,272.10 = 1,143,634.32 : x
  2. Step 2: Convert to fraction form
    1,907,859.60/2,632,272.10 = 1,143,634.32/x
  3. Step 3: Cross multiply
    1,907,859.60x = 2,632,272.10 × 1,143,634.32
  4. Step 4: Simplify right side
    1,907,859.60x = 3,010,356,713,138.47
  5. Step 5: Solve for x
    x = 3,010,356,713,138.47/1,907,859.60
  6. Step 6: Final answer
    x = 1,577,871.20

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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.