Home / 1,105,756.68-1,525,993.35-622,353.15

Finding the Fourth Proportional to 1,105,756.68, 1,525,993.35 and 622,353.15

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Solution

The fourth proportional to 1,105,756.68, 1,525,993.35 and 622,353.15 is: 858,875.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,756.68 : 1,525,993.35 = 622,353.15 : x
  2. Step 2: Convert to fraction form
    1,105,756.68/1,525,993.35 = 622,353.15/x
  3. Step 3: Cross multiply
    1,105,756.68x = 1,525,993.35 × 622,353.15
  4. Step 4: Simplify right side
    1,105,756.68x = 949,706,768,251.55
  5. Step 5: Solve for x
    x = 949,706,768,251.55/1,105,756.68
  6. Step 6: Final answer
    x = 858,875.00

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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.