Home / 4,317,611.40-6,476,417.10-1,325,406.60

Finding the Fourth Proportional to 4,317,611.40, 6,476,417.10 and 1,325,406.60

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Solution

The fourth proportional to 4,317,611.40, 6,476,417.10 and 1,325,406.60 is: 1,988,109.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317,611.40 : 6,476,417.10 = 1,325,406.60 : x
  2. Step 2: Convert to fraction form
    4,317,611.40/6,476,417.10 = 1,325,406.60/x
  3. Step 3: Cross multiply
    4,317,611.40x = 6,476,417.10 × 1,325,406.60
  4. Step 4: Simplify right side
    4,317,611.40x = 8,583,885,968,692.86
  5. Step 5: Solve for x
    x = 8,583,885,968,692.86/4,317,611.40
  6. Step 6: Final answer
    x = 1,988,109.90

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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.