Home / 2,282,919.18-3,424,295.70-685,440.74

Finding the Fourth Proportional to 2,282,919.18, 3,424,295.70 and 685,440.74

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Solution

The fourth proportional to 2,282,919.18, 3,424,295.70 and 685,440.74 is: 1,028,136.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282,919.18 : 3,424,295.70 = 685,440.74 : x
  2. Step 2: Convert to fraction form
    2,282,919.18/3,424,295.70 = 685,440.74/x
  3. Step 3: Cross multiply
    2,282,919.18x = 3,424,295.70 × 685,440.74
  4. Step 4: Simplify right side
    2,282,919.18x = 2,347,151,778,586.82
  5. Step 5: Solve for x
    x = 2,347,151,778,586.82/2,282,919.18
  6. Step 6: Final answer
    x = 1,028,136.17

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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.