Home / 1,628,967.60-2,444,034.60-682,628.40

Finding the Fourth Proportional to 1,628,967.60, 2,444,034.60 and 682,628.40

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Solution

The fourth proportional to 1,628,967.60, 2,444,034.60 and 682,628.40 is: 1,024,186.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,967.60 : 2,444,034.60 = 682,628.40 : x
  2. Step 2: Convert to fraction form
    1,628,967.60/2,444,034.60 = 682,628.40/x
  3. Step 3: Cross multiply
    1,628,967.60x = 2,444,034.60 × 682,628.40
  4. Step 4: Simplify right side
    1,628,967.60x = 1,668,367,428,542.64
  5. Step 5: Solve for x
    x = 1,668,367,428,542.64/1,628,967.60
  6. Step 6: Final answer
    x = 1,024,186.99

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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.