Home / 4,239,478.86-6,358,262.67-1,206,777.48

Finding the Fourth Proportional to 4,239,478.86, 6,358,262.67 and 1,206,777.48

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Solution

The fourth proportional to 4,239,478.86, 6,358,262.67 and 1,206,777.48 is: 1,809,894.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239,478.86 : 6,358,262.67 = 1,206,777.48 : x
  2. Step 2: Convert to fraction form
    4,239,478.86/6,358,262.67 = 1,206,777.48/x
  3. Step 3: Cross multiply
    4,239,478.86x = 6,358,262.67 × 1,206,777.48
  4. Step 4: Simplify right side
    4,239,478.86x = 7,673,008,202,080.67
  5. Step 5: Solve for x
    x = 7,673,008,202,080.67/4,239,478.86
  6. Step 6: Final answer
    x = 1,809,894.20

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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.