Home / 1,212,824.81-1,817,440.00-492,289.77

Finding the Fourth Proportional to 1,212,824.81, 1,817,440.00 and 492,289.77

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Solution

The fourth proportional to 1,212,824.81, 1,817,440.00 and 492,289.77 is: 737,705.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,824.81 : 1,817,440.00 = 492,289.77 : x
  2. Step 2: Convert to fraction form
    1,212,824.81/1,817,440.00 = 492,289.77/x
  3. Step 3: Cross multiply
    1,212,824.81x = 1,817,440.00 × 492,289.77
  4. Step 4: Simplify right side
    1,212,824.81x = 894,707,114,950.38
  5. Step 5: Solve for x
    x = 894,707,114,950.38/1,212,824.81
  6. Step 6: Final answer
    x = 737,705.15

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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.