Home / 3,631,571.28-5,011,507.80-2,000,130.45

Finding the Fourth Proportional to 3,631,571.28, 5,011,507.80 and 2,000,130.45

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Solution

The fourth proportional to 3,631,571.28, 5,011,507.80 and 2,000,130.45 is: 2,760,146.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631,571.28 : 5,011,507.80 = 2,000,130.45 : x
  2. Step 2: Convert to fraction form
    3,631,571.28/5,011,507.80 = 2,000,130.45/x
  3. Step 3: Cross multiply
    3,631,571.28x = 5,011,507.80 × 2,000,130.45
  4. Step 4: Simplify right side
    3,631,571.28x = 10,023,669,338,663.74
  5. Step 5: Solve for x
    x = 10,023,669,338,663.74/3,631,571.28
  6. Step 6: Final answer
    x = 2,760,146.66

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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.