Home / 1,078,792.44-1,618,364.16-404,926.68

Finding the Fourth Proportional to 1,078,792.44, 1,618,364.16 and 404,926.68

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Solution

The fourth proportional to 1,078,792.44, 1,618,364.16 and 404,926.68 is: 607,455.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,792.44 : 1,618,364.16 = 404,926.68 : x
  2. Step 2: Convert to fraction form
    1,078,792.44/1,618,364.16 = 404,926.68/x
  3. Step 3: Cross multiply
    1,078,792.44x = 1,618,364.16 × 404,926.68
  4. Step 4: Simplify right side
    1,078,792.44x = 655,318,826,339.79
  5. Step 5: Solve for x
    x = 655,318,826,339.79/1,078,792.44
  6. Step 6: Final answer
    x = 607,455.89

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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.