Home / 3,078,475.90-4,248,268.23-1,701,905.20

Finding the Fourth Proportional to 3,078,475.90, 4,248,268.23 and 1,701,905.20

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Solution

The fourth proportional to 3,078,475.90, 4,248,268.23 and 1,701,905.20 is: 2,348,613.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,475.90 : 4,248,268.23 = 1,701,905.20 : x
  2. Step 2: Convert to fraction form
    3,078,475.90/4,248,268.23 = 1,701,905.20/x
  3. Step 3: Cross multiply
    3,078,475.90x = 4,248,268.23 × 1,701,905.20
  4. Step 4: Simplify right side
    3,078,475.90x = 7,230,149,791,631.80
  5. Step 5: Solve for x
    x = 7,230,149,791,631.80/3,078,475.90
  6. Step 6: Final answer
    x = 2,348,613.41

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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.