Home / 1,213,056-1,673,476.20-703,463.28

Finding the Fourth Proportional to 1,213,056, 1,673,476.20 and 703,463.28

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Solution

The fourth proportional to 1,213,056, 1,673,476.20 and 703,463.28 is: 970,465.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,056 : 1,673,476.20 = 703,463.28 : x
  2. Step 2: Convert to fraction form
    1,213,056/1,673,476.20 = 703,463.28/x
  3. Step 3: Cross multiply
    1,213,056x = 1,673,476.20 × 703,463.28
  4. Step 4: Simplify right side
    1,213,056x = 1,177,229,056,653.94
  5. Step 5: Solve for x
    x = 1,177,229,056,653.94/1,213,056
  6. Step 6: Final answer
    x = 970,465.55

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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.