Home / 1,970,972.43-2,952,624.08-1,294,999.89

Finding the Fourth Proportional to 1,970,972.43, 2,952,624.08 and 1,294,999.89

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Solution

The fourth proportional to 1,970,972.43, 2,952,624.08 and 1,294,999.89 is: 1,939,980.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,972.43 : 2,952,624.08 = 1,294,999.89 : x
  2. Step 2: Convert to fraction form
    1,970,972.43/2,952,624.08 = 1,294,999.89/x
  3. Step 3: Cross multiply
    1,970,972.43x = 2,952,624.08 × 1,294,999.89
  4. Step 4: Simplify right side
    1,970,972.43x = 3,823,647,850,976.51
  5. Step 5: Solve for x
    x = 3,823,647,850,976.51/1,970,972.43
  6. Step 6: Final answer
    x = 1,939,980.39

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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.