Home / 3,880,501.20-5,425,615.80-3,880,501.20

Finding the Fourth Proportional to 3,880,501.20, 5,425,615.80 and 3,880,501.20

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Solution

The fourth proportional to 3,880,501.20, 5,425,615.80 and 3,880,501.20 is: 5,425,615.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,880,501.20 : 5,425,615.80 = 3,880,501.20 : x
  2. Step 2: Convert to fraction form
    3,880,501.20/5,425,615.80 = 3,880,501.20/x
  3. Step 3: Cross multiply
    3,880,501.20x = 5,425,615.80 × 3,880,501.20
  4. Step 4: Simplify right side
    3,880,501.20x = 21,054,108,622,638.96
  5. Step 5: Solve for x
    x = 21,054,108,622,638.96/3,880,501.20
  6. Step 6: Final answer
    x = 5,425,615.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.