Home / 1,142,208.45-1,576,213.29-625,956.03

Finding the Fourth Proportional to 1,142,208.45, 1,576,213.29 and 625,956.03

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Solution

The fourth proportional to 1,142,208.45, 1,576,213.29 and 625,956.03 is: 863,800.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,208.45 : 1,576,213.29 = 625,956.03 : x
  2. Step 2: Convert to fraction form
    1,142,208.45/1,576,213.29 = 625,956.03/x
  3. Step 3: Cross multiply
    1,142,208.45x = 1,576,213.29 × 625,956.03
  4. Step 4: Simplify right side
    1,142,208.45x = 986,640,213,441.64
  5. Step 5: Solve for x
    x = 986,640,213,441.64/1,142,208.45
  6. Step 6: Final answer
    x = 863,800.49

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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.