Home / 2,021,275.40-3,028,226.70-1,645,262.60

Finding the Fourth Proportional to 2,021,275.40, 3,028,226.70 and 1,645,262.60

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Solution

The fourth proportional to 2,021,275.40, 3,028,226.70 and 1,645,262.60 is: 2,464,893.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,275.40 : 3,028,226.70 = 1,645,262.60 : x
  2. Step 2: Convert to fraction form
    2,021,275.40/3,028,226.70 = 1,645,262.60/x
  3. Step 3: Cross multiply
    2,021,275.40x = 3,028,226.70 × 1,645,262.60
  4. Step 4: Simplify right side
    2,021,275.40x = 4,982,228,133,831.42
  5. Step 5: Solve for x
    x = 4,982,228,133,831.42/2,021,275.40
  6. Step 6: Final answer
    x = 2,464,893.27

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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.