Home / 1,132,194.16-1,698,235.70-422,166.64

Finding the Fourth Proportional to 1,132,194.16, 1,698,235.70 and 422,166.64

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Solution

The fourth proportional to 1,132,194.16, 1,698,235.70 and 422,166.64 is: 633,229.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,194.16 : 1,698,235.70 = 422,166.64 : x
  2. Step 2: Convert to fraction form
    1,132,194.16/1,698,235.70 = 422,166.64/x
  3. Step 3: Cross multiply
    1,132,194.16x = 1,698,235.70 × 422,166.64
  4. Step 4: Simplify right side
    1,132,194.16x = 716,938,459,397.05
  5. Step 5: Solve for x
    x = 716,938,459,397.05/1,132,194.16
  6. Step 6: Final answer
    x = 633,229.25

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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.