Home / 1,881,768.31-2,596,893.39-1,065,971.74

Finding the Fourth Proportional to 1,881,768.31, 2,596,893.39 and 1,065,971.74

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Solution

The fourth proportional to 1,881,768.31, 2,596,893.39 and 1,065,971.74 is: 1,471,071.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,768.31 : 2,596,893.39 = 1,065,971.74 : x
  2. Step 2: Convert to fraction form
    1,881,768.31/2,596,893.39 = 1,065,971.74/x
  3. Step 3: Cross multiply
    1,881,768.31x = 2,596,893.39 × 1,065,971.74
  4. Step 4: Simplify right side
    1,881,768.31x = 2,768,214,965,532.80
  5. Step 5: Solve for x
    x = 2,768,214,965,532.80/1,881,768.31
  6. Step 6: Final answer
    x = 1,471,071.09

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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.