Home / 1,932,905.63-2,667,089.61-1,117,185.38

Finding the Fourth Proportional to 1,932,905.63, 2,667,089.61 and 1,117,185.38

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Solution

The fourth proportional to 1,932,905.63, 2,667,089.61 and 1,117,185.38 is: 1,541,530.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,905.63 : 2,667,089.61 = 1,117,185.38 : x
  2. Step 2: Convert to fraction form
    1,932,905.63/2,667,089.61 = 1,117,185.38/x
  3. Step 3: Cross multiply
    1,932,905.63x = 2,667,089.61 × 1,117,185.38
  4. Step 4: Simplify right side
    1,932,905.63x = 2,979,633,506,106.45
  5. Step 5: Solve for x
    x = 2,979,633,506,106.45/1,932,905.63
  6. Step 6: Final answer
    x = 1,541,530.77

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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.