Home / 1,154,736.83-1,593,503.87-638,481.84

Finding the Fourth Proportional to 1,154,736.83, 1,593,503.87 and 638,481.84

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Solution

The fourth proportional to 1,154,736.83, 1,593,503.87 and 638,481.84 is: 881,086.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,736.83 : 1,593,503.87 = 638,481.84 : x
  2. Step 2: Convert to fraction form
    1,154,736.83/1,593,503.87 = 638,481.84/x
  3. Step 3: Cross multiply
    1,154,736.83x = 1,593,503.87 × 638,481.84
  4. Step 4: Simplify right side
    1,154,736.83x = 1,017,423,279,772.31
  5. Step 5: Solve for x
    x = 1,017,423,279,772.31/1,154,736.83
  6. Step 6: Final answer
    x = 881,086.72

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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.