Home / 1,984,002.21-2,738,136.96-1,124,470.17

Finding the Fourth Proportional to 1,984,002.21, 2,738,136.96 and 1,124,470.17

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Solution

The fourth proportional to 1,984,002.21, 2,738,136.96 and 1,124,470.17 is: 1,551,890.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984,002.21 : 2,738,136.96 = 1,124,470.17 : x
  2. Step 2: Convert to fraction form
    1,984,002.21/2,738,136.96 = 1,124,470.17/x
  3. Step 3: Cross multiply
    1,984,002.21x = 2,738,136.96 × 1,124,470.17
  4. Step 4: Simplify right side
    1,984,002.21x = 3,078,953,332,894.48
  5. Step 5: Solve for x
    x = 3,078,953,332,894.48/1,984,002.21
  6. Step 6: Final answer
    x = 1,551,890.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.