Home / 2,853,829.19-3,938,445.18-1,692,962.75

Finding the Fourth Proportional to 2,853,829.19, 3,938,445.18 and 1,692,962.75

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Solution

The fourth proportional to 2,853,829.19, 3,938,445.18 and 1,692,962.75 is: 2,336,384.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853,829.19 : 3,938,445.18 = 1,692,962.75 : x
  2. Step 2: Convert to fraction form
    2,853,829.19/3,938,445.18 = 1,692,962.75/x
  3. Step 3: Cross multiply
    2,853,829.19x = 3,938,445.18 × 1,692,962.75
  4. Step 4: Simplify right side
    2,853,829.19x = 6,667,640,992,503.16
  5. Step 5: Solve for x
    x = 6,667,640,992,503.16/2,853,829.19
  6. Step 6: Final answer
    x = 2,336,384.04

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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.