Home / 2,500,120.40-3,450,166.28-1,354,201.16

Finding the Fourth Proportional to 2,500,120.40, 3,450,166.28 and 1,354,201.16

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Solution

The fourth proportional to 2,500,120.40, 3,450,166.28 and 1,354,201.16 is: 1,868,797.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500,120.40 : 3,450,166.28 = 1,354,201.16 : x
  2. Step 2: Convert to fraction form
    2,500,120.40/3,450,166.28 = 1,354,201.16/x
  3. Step 3: Cross multiply
    2,500,120.40x = 3,450,166.28 × 1,354,201.16
  4. Step 4: Simplify right side
    2,500,120.40x = 4,672,219,178,568.88
  5. Step 5: Solve for x
    x = 4,672,219,178,568.88/2,500,120.40
  6. Step 6: Final answer
    x = 1,868,797.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.