Home / 1,600,692.44-2,400,861.78-402,615.23

Finding the Fourth Proportional to 1,600,692.44, 2,400,861.78 and 402,615.23

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Solution

The fourth proportional to 1,600,692.44, 2,400,861.78 and 402,615.23 is: 603,878.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,692.44 : 2,400,861.78 = 402,615.23 : x
  2. Step 2: Convert to fraction form
    1,600,692.44/2,400,861.78 = 402,615.23/x
  3. Step 3: Cross multiply
    1,600,692.44x = 2,400,861.78 × 402,615.23
  4. Step 4: Simplify right side
    1,600,692.44x = 966,623,505,748.60
  5. Step 5: Solve for x
    x = 966,623,505,748.60/1,600,692.44
  6. Step 6: Final answer
    x = 603,878.35

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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.