Home / 1,214,214.60-1,675,618.62-670,351.44

Finding the Fourth Proportional to 1,214,214.60, 1,675,618.62 and 670,351.44

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Solution

The fourth proportional to 1,214,214.60, 1,675,618.62 and 670,351.44 is: 925,086.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,214.60 : 1,675,618.62 = 670,351.44 : x
  2. Step 2: Convert to fraction form
    1,214,214.60/1,675,618.62 = 670,351.44/x
  3. Step 3: Cross multiply
    1,214,214.60x = 1,675,618.62 × 670,351.44
  4. Step 4: Simplify right side
    1,214,214.60x = 1,123,253,354,807.81
  5. Step 5: Solve for x
    x = 1,123,253,354,807.81/1,214,214.60
  6. Step 6: Final answer
    x = 925,086.35

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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.