Home / 3,585,751.70-5,378,627.55-1,311,271.70

Finding the Fourth Proportional to 3,585,751.70, 5,378,627.55 and 1,311,271.70

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Solution

The fourth proportional to 3,585,751.70, 5,378,627.55 and 1,311,271.70 is: 1,966,907.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585,751.70 : 5,378,627.55 = 1,311,271.70 : x
  2. Step 2: Convert to fraction form
    3,585,751.70/5,378,627.55 = 1,311,271.70/x
  3. Step 3: Cross multiply
    3,585,751.70x = 5,378,627.55 × 1,311,271.70
  4. Step 4: Simplify right side
    3,585,751.70x = 7,052,842,091,155.34
  5. Step 5: Solve for x
    x = 7,052,842,091,155.34/3,585,751.70
  6. Step 6: Final answer
    x = 1,966,907.55

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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.