Home / 3,012,526-4,157,270.89-1,635,857.49

Finding the Fourth Proportional to 3,012,526, 4,157,270.89 and 1,635,857.49

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Solution

The fourth proportional to 3,012,526, 4,157,270.89 and 1,635,857.49 is: 2,257,475.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012,526 : 4,157,270.89 = 1,635,857.49 : x
  2. Step 2: Convert to fraction form
    3,012,526/4,157,270.89 = 1,635,857.49/x
  3. Step 3: Cross multiply
    3,012,526x = 4,157,270.89 × 1,635,857.49
  4. Step 4: Simplify right side
    3,012,526x = 6,800,702,723,365.47
  5. Step 5: Solve for x
    x = 6,800,702,723,365.47/3,012,526
  6. Step 6: Final answer
    x = 2,257,475.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.