Home / 1,968,986.70-2,953,480.05-706,650.30

Finding the Fourth Proportional to 1,968,986.70, 2,953,480.05 and 706,650.30

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Solution

The fourth proportional to 1,968,986.70, 2,953,480.05 and 706,650.30 is: 1,059,975.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,986.70 : 2,953,480.05 = 706,650.30 : x
  2. Step 2: Convert to fraction form
    1,968,986.70/2,953,480.05 = 706,650.30/x
  3. Step 3: Cross multiply
    1,968,986.70x = 2,953,480.05 × 706,650.30
  4. Step 4: Simplify right side
    1,968,986.70x = 2,087,077,563,376.52
  5. Step 5: Solve for x
    x = 2,087,077,563,376.52/1,968,986.70
  6. Step 6: Final answer
    x = 1,059,975.45

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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.