Home / 1,111,598.19-1,667,319.53-636,795.63

Finding the Fourth Proportional to 1,111,598.19, 1,667,319.53 and 636,795.63

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Solution

The fourth proportional to 1,111,598.19, 1,667,319.53 and 636,795.63 is: 955,148.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,598.19 : 1,667,319.53 = 636,795.63 : x
  2. Step 2: Convert to fraction form
    1,111,598.19/1,667,319.53 = 636,795.63/x
  3. Step 3: Cross multiply
    1,111,598.19x = 1,667,319.53 × 636,795.63
  4. Step 4: Simplify right side
    1,111,598.19x = 1,061,741,787,333.68
  5. Step 5: Solve for x
    x = 1,061,741,787,333.68/1,111,598.19
  6. Step 6: Final answer
    x = 955,148.90

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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.