Home / 1,906,275.12-2,630,580.86-1,035,075.78

Finding the Fourth Proportional to 1,906,275.12, 2,630,580.86 and 1,035,075.78

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Solution

The fourth proportional to 1,906,275.12, 2,630,580.86 and 1,035,075.78 is: 1,428,361.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,275.12 : 2,630,580.86 = 1,035,075.78 : x
  2. Step 2: Convert to fraction form
    1,906,275.12/2,630,580.86 = 1,035,075.78/x
  3. Step 3: Cross multiply
    1,906,275.12x = 2,630,580.86 × 1,035,075.78
  4. Step 4: Simplify right side
    1,906,275.12x = 2,722,850,535,517.57
  5. Step 5: Solve for x
    x = 2,722,850,535,517.57/1,906,275.12
  6. Step 6: Final answer
    x = 1,428,361.79

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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.