Home / 1,036,736.55-1,555,104.83-438,373.35

Finding the Fourth Proportional to 1,036,736.55, 1,555,104.83 and 438,373.35

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Solution

The fourth proportional to 1,036,736.55, 1,555,104.83 and 438,373.35 is: 657,560.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,736.55 : 1,555,104.83 = 438,373.35 : x
  2. Step 2: Convert to fraction form
    1,036,736.55/1,555,104.83 = 438,373.35/x
  3. Step 3: Cross multiply
    1,036,736.55x = 1,555,104.83 × 438,373.35
  4. Step 4: Simplify right side
    1,036,736.55x = 681,716,513,928.28
  5. Step 5: Solve for x
    x = 681,716,513,928.28/1,036,736.55
  6. Step 6: Final answer
    x = 657,560.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.