Home / 3,294,683.40-4,939,692.30-1,272,145.80

Finding the Fourth Proportional to 3,294,683.40, 4,939,692.30 and 1,272,145.80

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Solution

The fourth proportional to 3,294,683.40, 4,939,692.30 and 1,272,145.80 is: 1,907,317.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294,683.40 : 4,939,692.30 = 1,272,145.80 : x
  2. Step 2: Convert to fraction form
    3,294,683.40/4,939,692.30 = 1,272,145.80/x
  3. Step 3: Cross multiply
    3,294,683.40x = 4,939,692.30 × 1,272,145.80
  4. Step 4: Simplify right side
    3,294,683.40x = 6,284,008,812,737.34
  5. Step 5: Solve for x
    x = 6,284,008,812,737.34/3,294,683.40
  6. Step 6: Final answer
    x = 1,907,317.96

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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.