Home / 1,516,072.72-2,092,181.71-837,009.22

Finding the Fourth Proportional to 1,516,072.72, 2,092,181.71 and 837,009.22

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Solution

The fourth proportional to 1,516,072.72, 2,092,181.71 and 837,009.22 is: 1,155,073.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,072.72 : 2,092,181.71 = 837,009.22 : x
  2. Step 2: Convert to fraction form
    1,516,072.72/2,092,181.71 = 837,009.22/x
  3. Step 3: Cross multiply
    1,516,072.72x = 2,092,181.71 × 837,009.22
  4. Step 4: Simplify right side
    1,516,072.72x = 1,751,175,368,631.93
  5. Step 5: Solve for x
    x = 1,751,175,368,631.93/1,516,072.72
  6. Step 6: Final answer
    x = 1,155,073.47

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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.