Home / 3,035,390.18-4,189,077.23-1,728,697.47

Finding the Fourth Proportional to 3,035,390.18, 4,189,077.23 and 1,728,697.47

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Solution

The fourth proportional to 3,035,390.18, 4,189,077.23 and 1,728,697.47 is: 2,385,738.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035,390.18 : 4,189,077.23 = 1,728,697.47 : x
  2. Step 2: Convert to fraction form
    3,035,390.18/4,189,077.23 = 1,728,697.47/x
  3. Step 3: Cross multiply
    3,035,390.18x = 4,189,077.23 × 1,728,697.47
  4. Step 4: Simplify right side
    3,035,390.18x = 7,241,647,200,492.12
  5. Step 5: Solve for x
    x = 7,241,647,200,492.12/3,035,390.18
  6. Step 6: Final answer
    x = 2,385,738.50

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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.