Home / 1,961,343.45-2,936,533.95-1,059,554.43

Finding the Fourth Proportional to 1,961,343.45, 2,936,533.95 and 1,059,554.43

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Solution

The fourth proportional to 1,961,343.45, 2,936,533.95 and 1,059,554.43 is: 1,586,370.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,961,343.45 : 2,936,533.95 = 1,059,554.43 : x
  2. Step 2: Convert to fraction form
    1,961,343.45/2,936,533.95 = 1,059,554.43/x
  3. Step 3: Cross multiply
    1,961,343.45x = 2,936,533.95 × 1,059,554.43
  4. Step 4: Simplify right side
    1,961,343.45x = 3,111,417,555,567.90
  5. Step 5: Solve for x
    x = 3,111,417,555,567.90/1,961,343.45
  6. Step 6: Final answer
    x = 1,586,370.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.