Home / 2,853,459.55-3,938,194.84-1,806,976.25

Finding the Fourth Proportional to 2,853,459.55, 3,938,194.84 and 1,806,976.25

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Solution

The fourth proportional to 2,853,459.55, 3,938,194.84 and 1,806,976.25 is: 2,493,893.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853,459.55 : 3,938,194.84 = 1,806,976.25 : x
  2. Step 2: Convert to fraction form
    2,853,459.55/3,938,194.84 = 1,806,976.25/x
  3. Step 3: Cross multiply
    2,853,459.55x = 3,938,194.84 × 1,806,976.25
  4. Step 4: Simplify right side
    2,853,459.55x = 7,116,224,537,700.45
  5. Step 5: Solve for x
    x = 7,116,224,537,700.45/2,853,459.55
  6. Step 6: Final answer
    x = 2,493,893.61

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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.