Home / 1,107,995.22-1,529,011.89-624,551.18

Finding the Fourth Proportional to 1,107,995.22, 1,529,011.89 and 624,551.18

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Solution

The fourth proportional to 1,107,995.22, 1,529,011.89 and 624,551.18 is: 861,868.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,995.22 : 1,529,011.89 = 624,551.18 : x
  2. Step 2: Convert to fraction form
    1,107,995.22/1,529,011.89 = 624,551.18/x
  3. Step 3: Cross multiply
    1,107,995.22x = 1,529,011.89 × 624,551.18
  4. Step 4: Simplify right side
    1,107,995.22x = 954,946,172,488.47
  5. Step 5: Solve for x
    x = 954,946,172,488.47/1,107,995.22
  6. Step 6: Final answer
    x = 861,868.49

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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.