Home / 2,151,710.12-2,969,359.97-1,184,838.11

Finding the Fourth Proportional to 2,151,710.12, 2,969,359.97 and 1,184,838.11

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Solution

The fourth proportional to 2,151,710.12, 2,969,359.97 and 1,184,838.11 is: 1,635,076.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,710.12 : 2,969,359.97 = 1,184,838.11 : x
  2. Step 2: Convert to fraction form
    2,151,710.12/2,969,359.97 = 1,184,838.11/x
  3. Step 3: Cross multiply
    2,151,710.12x = 2,969,359.97 × 1,184,838.11
  4. Step 4: Simplify right side
    2,151,710.12x = 3,518,210,845,128.57
  5. Step 5: Solve for x
    x = 3,518,210,845,128.57/2,151,710.12
  6. Step 6: Final answer
    x = 1,635,076.59

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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.