Home / 2,018,829.69-2,786,917.95-1,244,598.89

Finding the Fourth Proportional to 2,018,829.69, 2,786,917.95 and 1,244,598.89

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Solution

The fourth proportional to 2,018,829.69, 2,786,917.95 and 1,244,598.89 is: 1,718,121.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,829.69 : 2,786,917.95 = 1,244,598.89 : x
  2. Step 2: Convert to fraction form
    2,018,829.69/2,786,917.95 = 1,244,598.89/x
  3. Step 3: Cross multiply
    2,018,829.69x = 2,786,917.95 × 1,244,598.89
  4. Step 4: Simplify right side
    2,018,829.69x = 3,468,594,987,091.08
  5. Step 5: Solve for x
    x = 3,468,594,987,091.08/2,018,829.69
  6. Step 6: Final answer
    x = 1,718,121.64

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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.