Home / 1,159,255.70-1,738,883.55-1,047,281.30

Finding the Fourth Proportional to 1,159,255.70, 1,738,883.55 and 1,047,281.30

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Solution

The fourth proportional to 1,159,255.70, 1,738,883.55 and 1,047,281.30 is: 1,570,921.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,255.70 : 1,738,883.55 = 1,047,281.30 : x
  2. Step 2: Convert to fraction form
    1,159,255.70/1,738,883.55 = 1,047,281.30/x
  3. Step 3: Cross multiply
    1,159,255.70x = 1,738,883.55 × 1,047,281.30
  4. Step 4: Simplify right side
    1,159,255.70x = 1,821,100,224,792.62
  5. Step 5: Solve for x
    x = 1,821,100,224,792.62/1,159,255.70
  6. Step 6: Final answer
    x = 1,570,921.95

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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.