Home / 1,531,386.27-2,293,066.26-1,079,661.42

Finding the Fourth Proportional to 1,531,386.27, 2,293,066.26 and 1,079,661.42

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Solution

The fourth proportional to 1,531,386.27, 2,293,066.26 and 1,079,661.42 is: 1,616,662.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,386.27 : 2,293,066.26 = 1,079,661.42 : x
  2. Step 2: Convert to fraction form
    1,531,386.27/2,293,066.26 = 1,079,661.42/x
  3. Step 3: Cross multiply
    1,531,386.27x = 2,293,066.26 × 1,079,661.42
  4. Step 4: Simplify right side
    1,531,386.27x = 2,475,735,174,425.69
  5. Step 5: Solve for x
    x = 2,475,735,174,425.69/1,531,386.27
  6. Step 6: Final answer
    x = 1,616,662.77

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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.