Home / 4,090,680.60-6,136,020.90-1,398,046.20

Finding the Fourth Proportional to 4,090,680.60, 6,136,020.90 and 1,398,046.20

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Solution

The fourth proportional to 4,090,680.60, 6,136,020.90 and 1,398,046.20 is: 2,097,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090,680.60 : 6,136,020.90 = 1,398,046.20 : x
  2. Step 2: Convert to fraction form
    4,090,680.60/6,136,020.90 = 1,398,046.20/x
  3. Step 3: Cross multiply
    4,090,680.60x = 6,136,020.90 × 1,398,046.20
  4. Step 4: Simplify right side
    4,090,680.60x = 8,578,440,702,365.58
  5. Step 5: Solve for x
    x = 8,578,440,702,365.58/4,090,680.60
  6. Step 6: Final answer
    x = 2,097,069.30

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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.