Home / 1,983,167.41-2,735,837.63-1,438,107.61

Finding the Fourth Proportional to 1,983,167.41, 2,735,837.63 and 1,438,107.61

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Solution

The fourth proportional to 1,983,167.41, 2,735,837.63 and 1,438,107.61 is: 1,983,911.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,167.41 : 2,735,837.63 = 1,438,107.61 : x
  2. Step 2: Convert to fraction form
    1,983,167.41/2,735,837.63 = 1,438,107.61/x
  3. Step 3: Cross multiply
    1,983,167.41x = 2,735,837.63 × 1,438,107.61
  4. Step 4: Simplify right side
    1,983,167.41x = 3,934,428,908,236.83
  5. Step 5: Solve for x
    x = 3,934,428,908,236.83/1,983,167.41
  6. Step 6: Final answer
    x = 1,983,911.64

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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.