Home / 1,318,270.59-1,974,181.17-1,190,475.65

Finding the Fourth Proportional to 1,318,270.59, 1,974,181.17 and 1,190,475.65

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Solution

The fourth proportional to 1,318,270.59, 1,974,181.17 and 1,190,475.65 is: 1,782,801.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,270.59 : 1,974,181.17 = 1,190,475.65 : x
  2. Step 2: Convert to fraction form
    1,318,270.59/1,974,181.17 = 1,190,475.65/x
  3. Step 3: Cross multiply
    1,318,270.59x = 1,974,181.17 × 1,190,475.65
  4. Step 4: Simplify right side
    1,318,270.59x = 2,350,214,601,702.60
  5. Step 5: Solve for x
    x = 2,350,214,601,702.60/1,318,270.59
  6. Step 6: Final answer
    x = 1,782,801.36

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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.