Home / 3,289,858.20-4,934,787.30-893,999.70

Finding the Fourth Proportional to 3,289,858.20, 4,934,787.30 and 893,999.70

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Solution

The fourth proportional to 3,289,858.20, 4,934,787.30 and 893,999.70 is: 1,340,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289,858.20 : 4,934,787.30 = 893,999.70 : x
  2. Step 2: Convert to fraction form
    3,289,858.20/4,934,787.30 = 893,999.70/x
  3. Step 3: Cross multiply
    3,289,858.20x = 4,934,787.30 × 893,999.70
  4. Step 4: Simplify right side
    3,289,858.20x = 4,411,698,365,763.81
  5. Step 5: Solve for x
    x = 4,411,698,365,763.81/3,289,858.20
  6. Step 6: Final answer
    x = 1,340,999.55

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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.