Home / 3,843,615.40-5,765,423.10-2,429,938.60

Finding the Fourth Proportional to 3,843,615.40, 5,765,423.10 and 2,429,938.60

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Solution

The fourth proportional to 3,843,615.40, 5,765,423.10 and 2,429,938.60 is: 3,644,907.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,843,615.40 : 5,765,423.10 = 2,429,938.60 : x
  2. Step 2: Convert to fraction form
    3,843,615.40/5,765,423.10 = 2,429,938.60/x
  3. Step 3: Cross multiply
    3,843,615.40x = 5,765,423.10 × 2,429,938.60
  4. Step 4: Simplify right side
    3,843,615.40x = 14,009,624,136,021.66
  5. Step 5: Solve for x
    x = 14,009,624,136,021.66/3,843,615.40
  6. Step 6: Final answer
    x = 3,644,907.90

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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.