Home / 1,970,453.52-2,719,225.88-1,065,035.52

Finding the Fourth Proportional to 1,970,453.52, 2,719,225.88 and 1,065,035.52

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Solution

The fourth proportional to 1,970,453.52, 2,719,225.88 and 1,065,035.52 is: 1,469,749.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,453.52 : 2,719,225.88 = 1,065,035.52 : x
  2. Step 2: Convert to fraction form
    1,970,453.52/2,719,225.88 = 1,065,035.52/x
  3. Step 3: Cross multiply
    1,970,453.52x = 2,719,225.88 × 1,065,035.52
  4. Step 4: Simplify right side
    1,970,453.52x = 2,896,072,130,181.95
  5. Step 5: Solve for x
    x = 2,896,072,130,181.95/1,970,453.52
  6. Step 6: Final answer
    x = 1,469,749.02

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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.