Home / 2,018,898.14-3,028,347.21-820,539.69

Finding the Fourth Proportional to 2,018,898.14, 3,028,347.21 and 820,539.69

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Solution

The fourth proportional to 2,018,898.14, 3,028,347.21 and 820,539.69 is: 1,230,809.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,898.14 : 3,028,347.21 = 820,539.69 : x
  2. Step 2: Convert to fraction form
    2,018,898.14/3,028,347.21 = 820,539.69/x
  3. Step 3: Cross multiply
    2,018,898.14x = 3,028,347.21 × 820,539.69
  4. Step 4: Simplify right side
    2,018,898.14x = 2,484,879,080,905.76
  5. Step 5: Solve for x
    x = 2,484,879,080,905.76/2,018,898.14
  6. Step 6: Final answer
    x = 1,230,809.54

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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.