Home / 2,650,689.72-3,657,465.90-1,563,301.56

Finding the Fourth Proportional to 2,650,689.72, 3,657,465.90 and 1,563,301.56

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Solution

The fourth proportional to 2,650,689.72, 3,657,465.90 and 1,563,301.56 is: 2,157,069.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650,689.72 : 3,657,465.90 = 1,563,301.56 : x
  2. Step 2: Convert to fraction form
    2,650,689.72/3,657,465.90 = 1,563,301.56/x
  3. Step 3: Cross multiply
    2,650,689.72x = 3,657,465.90 × 1,563,301.56
  4. Step 4: Simplify right side
    2,650,689.72x = 5,717,722,147,116.80
  5. Step 5: Solve for x
    x = 5,717,722,147,116.80/2,650,689.72
  6. Step 6: Final answer
    x = 2,157,069.57

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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.