Home / 1,432,341.89-2,148,481.63-673,762.89

Finding the Fourth Proportional to 1,432,341.89, 2,148,481.63 and 673,762.89

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Solution

The fourth proportional to 1,432,341.89, 2,148,481.63 and 673,762.89 is: 1,010,629.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,341.89 : 2,148,481.63 = 673,762.89 : x
  2. Step 2: Convert to fraction form
    1,432,341.89/2,148,481.63 = 673,762.89/x
  3. Step 3: Cross multiply
    1,432,341.89x = 2,148,481.63 × 673,762.89
  4. Step 4: Simplify right side
    1,432,341.89x = 1,447,567,190,456.30
  5. Step 5: Solve for x
    x = 1,447,567,190,456.30/1,432,341.89
  6. Step 6: Final answer
    x = 1,010,629.65

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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.