Home / 1,605,396.54-2,408,449.77-540,403.50

Finding the Fourth Proportional to 1,605,396.54, 2,408,449.77 and 540,403.50

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Solution

The fourth proportional to 1,605,396.54, 2,408,449.77 and 540,403.50 is: 810,724.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,396.54 : 2,408,449.77 = 540,403.50 : x
  2. Step 2: Convert to fraction form
    1,605,396.54/2,408,449.77 = 540,403.50/x
  3. Step 3: Cross multiply
    1,605,396.54x = 2,408,449.77 × 540,403.50
  4. Step 4: Simplify right side
    1,605,396.54x = 1,301,534,685,282.20
  5. Step 5: Solve for x
    x = 1,301,534,685,282.20/1,605,396.54
  6. Step 6: Final answer
    x = 810,724.74

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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.