Home / 1,634,643.51-2,255,772.72-946,344.54

Finding the Fourth Proportional to 1,634,643.51, 2,255,772.72 and 946,344.54

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Solution

The fourth proportional to 1,634,643.51, 2,255,772.72 and 946,344.54 is: 1,305,935.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,643.51 : 2,255,772.72 = 946,344.54 : x
  2. Step 2: Convert to fraction form
    1,634,643.51/2,255,772.72 = 946,344.54/x
  3. Step 3: Cross multiply
    1,634,643.51x = 2,255,772.72 × 946,344.54
  4. Step 4: Simplify right side
    1,634,643.51x = 2,134,738,197,052.95
  5. Step 5: Solve for x
    x = 2,134,738,197,052.95/1,634,643.51
  6. Step 6: Final answer
    x = 1,305,935.02

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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.