Home / 1,900,167.12-2,850,388.92-637,984.08

Finding the Fourth Proportional to 1,900,167.12, 2,850,388.92 and 637,984.08

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Solution

The fourth proportional to 1,900,167.12, 2,850,388.92 and 637,984.08 is: 957,022.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,167.12 : 2,850,388.92 = 637,984.08 : x
  2. Step 2: Convert to fraction form
    1,900,167.12/2,850,388.92 = 637,984.08/x
  3. Step 3: Cross multiply
    1,900,167.12x = 2,850,388.92 × 637,984.08
  4. Step 4: Simplify right side
    1,900,167.12x = 1,818,502,752,768.39
  5. Step 5: Solve for x
    x = 1,818,502,752,768.39/1,900,167.12
  6. Step 6: Final answer
    x = 957,022.53

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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.