Home / 1,965,676.78-2,712,628.40-1,106,237.04

Finding the Fourth Proportional to 1,965,676.78, 2,712,628.40 and 1,106,237.04

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Solution

The fourth proportional to 1,965,676.78, 2,712,628.40 and 1,106,237.04 is: 1,526,603.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,676.78 : 2,712,628.40 = 1,106,237.04 : x
  2. Step 2: Convert to fraction form
    1,965,676.78/2,712,628.40 = 1,106,237.04/x
  3. Step 3: Cross multiply
    1,965,676.78x = 2,712,628.40 × 1,106,237.04
  4. Step 4: Simplify right side
    1,965,676.78x = 3,000,810,011,835.94
  5. Step 5: Solve for x
    x = 3,000,810,011,835.94/1,965,676.78
  6. Step 6: Final answer
    x = 1,526,603.99

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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.