Home / 1,208,009.81-1,813,327.61-488,846.49

Finding the Fourth Proportional to 1,208,009.81, 1,813,327.61 and 488,846.49

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Solution

The fourth proportional to 1,208,009.81, 1,813,327.61 and 488,846.49 is: 733,801.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,009.81 : 1,813,327.61 = 488,846.49 : x
  2. Step 2: Convert to fraction form
    1,208,009.81/1,813,327.61 = 488,846.49/x
  3. Step 3: Cross multiply
    1,208,009.81x = 1,813,327.61 × 488,846.49
  4. Step 4: Simplify right side
    1,208,009.81x = 886,438,834,924.36
  5. Step 5: Solve for x
    x = 886,438,834,924.36/1,208,009.81
  6. Step 6: Final answer
    x = 733,801.03

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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.