Home / 1,628,672.35-2,247,570.47-903,520.06

Finding the Fourth Proportional to 1,628,672.35, 2,247,570.47 and 903,520.06

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Solution

The fourth proportional to 1,628,672.35, 2,247,570.47 and 903,520.06 is: 1,246,859.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,672.35 : 2,247,570.47 = 903,520.06 : x
  2. Step 2: Convert to fraction form
    1,628,672.35/2,247,570.47 = 903,520.06/x
  3. Step 3: Cross multiply
    1,628,672.35x = 2,247,570.47 × 903,520.06
  4. Step 4: Simplify right side
    1,628,672.35x = 2,030,725,005,908.63
  5. Step 5: Solve for x
    x = 2,030,725,005,908.63/1,628,672.35
  6. Step 6: Final answer
    x = 1,246,859.14

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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.