Home / 1,477,129.20-2,211,028.20-1,430,473.20

Finding the Fourth Proportional to 1,477,129.20, 2,211,028.20 and 1,430,473.20

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Solution

The fourth proportional to 1,477,129.20, 2,211,028.20 and 1,430,473.20 is: 2,141,191.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,129.20 : 2,211,028.20 = 1,430,473.20 : x
  2. Step 2: Convert to fraction form
    1,477,129.20/2,211,028.20 = 1,430,473.20/x
  3. Step 3: Cross multiply
    1,477,129.20x = 2,211,028.20 × 1,430,473.20
  4. Step 4: Simplify right side
    1,477,129.20x = 3,162,816,584,544.24
  5. Step 5: Solve for x
    x = 3,162,816,584,544.24/1,477,129.20
  6. Step 6: Final answer
    x = 2,141,191.57

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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.