Home / 1,105,775.94-1,525,806.21-622,312.25

Finding the Fourth Proportional to 1,105,775.94, 1,525,806.21 and 622,312.25

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Solution

The fourth proportional to 1,105,775.94, 1,525,806.21 and 622,312.25 is: 858,698.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,775.94 : 1,525,806.21 = 622,312.25 : x
  2. Step 2: Convert to fraction form
    1,105,775.94/1,525,806.21 = 622,312.25/x
  3. Step 3: Cross multiply
    1,105,775.94x = 1,525,806.21 × 622,312.25
  4. Step 4: Simplify right side
    1,105,775.94x = 949,527,887,980.04
  5. Step 5: Solve for x
    x = 949,527,887,980.04/1,105,775.94
  6. Step 6: Final answer
    x = 858,698.27

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1.5x scale

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.