Home / 2,660,899.56-3,994,191.08-1,145,333.16

Finding the Fourth Proportional to 2,660,899.56, 3,994,191.08 and 1,145,333.16

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Solution

The fourth proportional to 2,660,899.56, 3,994,191.08 and 1,145,333.16 is: 1,719,222.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660,899.56 : 3,994,191.08 = 1,145,333.16 : x
  2. Step 2: Convert to fraction form
    2,660,899.56/3,994,191.08 = 1,145,333.16/x
  3. Step 3: Cross multiply
    2,660,899.56x = 3,994,191.08 × 1,145,333.16
  4. Step 4: Simplify right side
    2,660,899.56x = 4,574,679,491,300.21
  5. Step 5: Solve for x
    x = 4,574,679,491,300.21/2,660,899.56
  6. Step 6: Final answer
    x = 1,719,222.91

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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.