Home / 1,201,181-1,657,629.94-657,316.92

Finding the Fourth Proportional to 1,201,181, 1,657,629.94 and 657,316.92

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Solution

The fourth proportional to 1,201,181, 1,657,629.94 and 657,316.92 is: 907,097.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,181 : 1,657,629.94 = 657,316.92 : x
  2. Step 2: Convert to fraction form
    1,201,181/1,657,629.94 = 657,316.92/x
  3. Step 3: Cross multiply
    1,201,181x = 1,657,629.94 × 657,316.92
  4. Step 4: Simplify right side
    1,201,181x = 1,089,588,206,660.58
  5. Step 5: Solve for x
    x = 1,089,588,206,660.58/1,201,181
  6. Step 6: Final answer
    x = 907,097.44

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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.