Home / 1,936,938-2,672,848.08-1,077,467.52

Finding the Fourth Proportional to 1,936,938, 2,672,848.08 and 1,077,467.52

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Solution

The fourth proportional to 1,936,938, 2,672,848.08 and 1,077,467.52 is: 1,486,834.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,938 : 2,672,848.08 = 1,077,467.52 : x
  2. Step 2: Convert to fraction form
    1,936,938/2,672,848.08 = 1,077,467.52/x
  3. Step 3: Cross multiply
    1,936,938x = 2,672,848.08 × 1,077,467.52
  4. Step 4: Simplify right side
    1,936,938x = 2,879,906,992,094.36
  5. Step 5: Solve for x
    x = 2,879,906,992,094.36/1,936,938
  6. Step 6: Final answer
    x = 1,486,834.89

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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.