Home / 2,190,941.10-3,286,411.65-1,246,157.10

Finding the Fourth Proportional to 2,190,941.10, 3,286,411.65 and 1,246,157.10

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Solution

The fourth proportional to 2,190,941.10, 3,286,411.65 and 1,246,157.10 is: 1,869,235.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,941.10 : 3,286,411.65 = 1,246,157.10 : x
  2. Step 2: Convert to fraction form
    2,190,941.10/3,286,411.65 = 1,246,157.10/x
  3. Step 3: Cross multiply
    2,190,941.10x = 3,286,411.65 × 1,246,157.10
  4. Step 4: Simplify right side
    2,190,941.10x = 4,095,385,211,170.22
  5. Step 5: Solve for x
    x = 4,095,385,211,170.22/2,190,941.10
  6. Step 6: Final answer
    x = 1,869,235.65

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Double scale
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Similar ratio
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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.