Home / 1,605,399.04-2,408,453.52-540,406

Finding the Fourth Proportional to 1,605,399.04, 2,408,453.52 and 540,406

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Solution

The fourth proportional to 1,605,399.04, 2,408,453.52 and 540,406 is: 810,728.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,399.04 : 2,408,453.52 = 540,406 : x
  2. Step 2: Convert to fraction form
    1,605,399.04/2,408,453.52 = 540,406/x
  3. Step 3: Cross multiply
    1,605,399.04x = 2,408,453.52 × 540,406
  4. Step 4: Simplify right side
    1,605,399.04x = 1,301,542,732,929.12
  5. Step 5: Solve for x
    x = 1,301,542,732,929.12/1,605,399.04
  6. Step 6: Final answer
    x = 810,728.49

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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.