Home / 1,561,817.28-2,155,466.84-950,012.22

Finding the Fourth Proportional to 1,561,817.28, 2,155,466.84 and 950,012.22

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Solution

The fourth proportional to 1,561,817.28, 2,155,466.84 and 950,012.22 is: 1,311,113.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,817.28 : 2,155,466.84 = 950,012.22 : x
  2. Step 2: Convert to fraction form
    1,561,817.28/2,155,466.84 = 950,012.22/x
  3. Step 3: Cross multiply
    1,561,817.28x = 2,155,466.84 × 950,012.22
  4. Step 4: Simplify right side
    1,561,817.28x = 2,047,719,833,054.72
  5. Step 5: Solve for x
    x = 2,047,719,833,054.72/1,561,817.28
  6. Step 6: Final answer
    x = 1,311,113.57

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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.