Home / 1,485,321.51-2,224,145.15-1,025,119.51

Finding the Fourth Proportional to 1,485,321.51, 2,224,145.15 and 1,025,119.51

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Solution

The fourth proportional to 1,485,321.51, 2,224,145.15 and 1,025,119.51 is: 1,535,031.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,321.51 : 2,224,145.15 = 1,025,119.51 : x
  2. Step 2: Convert to fraction form
    1,485,321.51/2,224,145.15 = 1,025,119.51/x
  3. Step 3: Cross multiply
    1,485,321.51x = 2,224,145.15 × 1,025,119.51
  4. Step 4: Simplify right side
    1,485,321.51x = 2,280,014,587,835.66
  5. Step 5: Solve for x
    x = 2,280,014,587,835.66/1,485,321.51
  6. Step 6: Final answer
    x = 1,535,031.02

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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.