Home / 864,653.58-1,184,569.89-832,319.48

Finding the Fourth Proportional to 864,653.58, 1,184,569.89 and 832,319.48

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Solution

The fourth proportional to 864,653.58, 1,184,569.89 and 832,319.48 is: 1,140,272.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,653.58 : 1,184,569.89 = 832,319.48 : x
  2. Step 2: Convert to fraction form
    864,653.58/1,184,569.89 = 832,319.48/x
  3. Step 3: Cross multiply
    864,653.58x = 1,184,569.89 × 832,319.48
  4. Step 4: Simplify right side
    864,653.58x = 985,940,594,708.68
  5. Step 5: Solve for x
    x = 985,940,594,708.68/864,653.58
  6. Step 6: Final answer
    x = 1,140,272.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.