Home / 1,148,582.87-1,723,133.55-380,078.61

Finding the Fourth Proportional to 1,148,582.87, 1,723,133.55 and 380,078.61

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Solution

The fourth proportional to 1,148,582.87, 1,723,133.55 and 380,078.61 is: 570,203.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,582.87 : 1,723,133.55 = 380,078.61 : x
  2. Step 2: Convert to fraction form
    1,148,582.87/1,723,133.55 = 380,078.61/x
  3. Step 3: Cross multiply
    1,148,582.87x = 1,723,133.55 × 380,078.61
  4. Step 4: Simplify right side
    1,148,582.87x = 654,926,202,627.97
  5. Step 5: Solve for x
    x = 654,926,202,627.97/1,148,582.87
  6. Step 6: Final answer
    x = 570,203.70

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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.