Home / 3,555,107.20-5,333,438.40-1,758,851.20

Finding the Fourth Proportional to 3,555,107.20, 5,333,438.40 and 1,758,851.20

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Solution

The fourth proportional to 3,555,107.20, 5,333,438.40 and 1,758,851.20 is: 2,638,661.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555,107.20 : 5,333,438.40 = 1,758,851.20 : x
  2. Step 2: Convert to fraction form
    3,555,107.20/5,333,438.40 = 1,758,851.20/x
  3. Step 3: Cross multiply
    3,555,107.20x = 5,333,438.40 × 1,758,851.20
  4. Step 4: Simplify right side
    3,555,107.20x = 9,380,724,529,966.08
  5. Step 5: Solve for x
    x = 9,380,724,529,966.08/3,555,107.20
  6. Step 6: Final answer
    x = 2,638,661.51

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1.5x scale

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.