Home / 2,129,698.07-2,942,092.43-1,842,719.93

Finding the Fourth Proportional to 2,129,698.07, 2,942,092.43 and 1,842,719.93

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Solution

The fourth proportional to 2,129,698.07, 2,942,092.43 and 1,842,719.93 is: 2,545,643.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,698.07 : 2,942,092.43 = 1,842,719.93 : x
  2. Step 2: Convert to fraction form
    2,129,698.07/2,942,092.43 = 1,842,719.93/x
  3. Step 3: Cross multiply
    2,129,698.07x = 2,942,092.43 × 1,842,719.93
  4. Step 4: Simplify right side
    2,129,698.07x = 5,421,452,332,739.07
  5. Step 5: Solve for x
    x = 5,421,452,332,739.07/2,129,698.07
  6. Step 6: Final answer
    x = 2,545,643.64

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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.