Home / 1,644,800.58-2,269,719.63-919,708.02

Finding the Fourth Proportional to 1,644,800.58, 2,269,719.63 and 919,708.02

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Solution

The fourth proportional to 1,644,800.58, 2,269,719.63 and 919,708.02 is: 1,269,138.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,800.58 : 2,269,719.63 = 919,708.02 : x
  2. Step 2: Convert to fraction form
    1,644,800.58/2,269,719.63 = 919,708.02/x
  3. Step 3: Cross multiply
    1,644,800.58x = 2,269,719.63 × 919,708.02
  4. Step 4: Simplify right side
    1,644,800.58x = 2,087,479,346,862.43
  5. Step 5: Solve for x
    x = 2,087,479,346,862.43/1,644,800.58
  6. Step 6: Final answer
    x = 1,269,138.26

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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.