Home / 1,908,022.13-2,862,004.04-488,066.21

Finding the Fourth Proportional to 1,908,022.13, 2,862,004.04 and 488,066.21

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Solution

The fourth proportional to 1,908,022.13, 2,862,004.04 and 488,066.21 is: 732,091.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,022.13 : 2,862,004.04 = 488,066.21 : x
  2. Step 2: Convert to fraction form
    1,908,022.13/2,862,004.04 = 488,066.21/x
  3. Step 3: Cross multiply
    1,908,022.13x = 2,862,004.04 × 488,066.21
  4. Step 4: Simplify right side
    1,908,022.13x = 1,396,847,462,367.16
  5. Step 5: Solve for x
    x = 1,396,847,462,367.16/1,908,022.13
  6. Step 6: Final answer
    x = 732,091.86

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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.