Home / 3,020,712.72-4,531,218.44-862,056

Finding the Fourth Proportional to 3,020,712.72, 4,531,218.44 and 862,056

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Solution

The fourth proportional to 3,020,712.72, 4,531,218.44 and 862,056 is: 1,293,126.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,712.72 : 4,531,218.44 = 862,056 : x
  2. Step 2: Convert to fraction form
    3,020,712.72/4,531,218.44 = 862,056/x
  3. Step 3: Cross multiply
    3,020,712.72x = 4,531,218.44 × 862,056
  4. Step 4: Simplify right side
    3,020,712.72x = 3,906,164,039,202.36
  5. Step 5: Solve for x
    x = 3,906,164,039,202.36/3,020,712.72
  6. Step 6: Final answer
    x = 1,293,126.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.