Home / 1,533,771.18-2,116,619.10-845,469.84

Finding the Fourth Proportional to 1,533,771.18, 2,116,619.10 and 845,469.84

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Solution

The fourth proportional to 1,533,771.18, 2,116,619.10 and 845,469.84 is: 1,166,756.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,771.18 : 2,116,619.10 = 845,469.84 : x
  2. Step 2: Convert to fraction form
    1,533,771.18/2,116,619.10 = 845,469.84/x
  3. Step 3: Cross multiply
    1,533,771.18x = 2,116,619.10 × 845,469.84
  4. Step 4: Simplify right side
    1,533,771.18x = 1,789,537,611,817.94
  5. Step 5: Solve for x
    x = 1,789,537,611,817.94/1,533,771.18
  6. Step 6: Final answer
    x = 1,166,756.58

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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.