Home / 2,191,152.60-3,286,728.90-1,246,368.60

Finding the Fourth Proportional to 2,191,152.60, 3,286,728.90 and 1,246,368.60

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Solution

The fourth proportional to 2,191,152.60, 3,286,728.90 and 1,246,368.60 is: 1,869,552.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,152.60 : 3,286,728.90 = 1,246,368.60 : x
  2. Step 2: Convert to fraction form
    2,191,152.60/3,286,728.90 = 1,246,368.60/x
  3. Step 3: Cross multiply
    2,191,152.60x = 3,286,728.90 × 1,246,368.60
  4. Step 4: Simplify right side
    2,191,152.60x = 4,096,475,697,672.54
  5. Step 5: Solve for x
    x = 4,096,475,697,672.54/2,191,152.60
  6. Step 6: Final answer
    x = 1,869,552.90

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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.