Home / 1,600,928.56-2,209,334.04-912,588.16

Finding the Fourth Proportional to 1,600,928.56, 2,209,334.04 and 912,588.16

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Solution

The fourth proportional to 1,600,928.56, 2,209,334.04 and 912,588.16 is: 1,259,401.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,928.56 : 2,209,334.04 = 912,588.16 : x
  2. Step 2: Convert to fraction form
    1,600,928.56/2,209,334.04 = 912,588.16/x
  3. Step 3: Cross multiply
    1,600,928.56x = 2,209,334.04 × 912,588.16
  4. Step 4: Simplify right side
    1,600,928.56x = 2,016,212,086,388.97
  5. Step 5: Solve for x
    x = 2,016,212,086,388.97/1,600,928.56
  6. Step 6: Final answer
    x = 1,259,401.66

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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.