Home / 1,150,072.90-1,587,111.37-633,845.72

Finding the Fourth Proportional to 1,150,072.90, 1,587,111.37 and 633,845.72

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Solution

The fourth proportional to 1,150,072.90, 1,587,111.37 and 633,845.72 is: 874,713.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,072.90 : 1,587,111.37 = 633,845.72 : x
  2. Step 2: Convert to fraction form
    1,150,072.90/1,587,111.37 = 633,845.72/x
  3. Step 3: Cross multiply
    1,150,072.90x = 1,587,111.37 × 633,845.72
  4. Step 4: Simplify right side
    1,150,072.90x = 1,005,983,751,421.00
  5. Step 5: Solve for x
    x = 1,005,983,751,421.00/1,150,072.90
  6. Step 6: Final answer
    x = 874,713.03

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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.