Home / 1,818,966.88-2,728,730.58-620,609.86

Finding the Fourth Proportional to 1,818,966.88, 2,728,730.58 and 620,609.86

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Solution

The fourth proportional to 1,818,966.88, 2,728,730.58 and 620,609.86 is: 931,010.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,966.88 : 2,728,730.58 = 620,609.86 : x
  2. Step 2: Convert to fraction form
    1,818,966.88/2,728,730.58 = 620,609.86/x
  3. Step 3: Cross multiply
    1,818,966.88x = 2,728,730.58 × 620,609.86
  4. Step 4: Simplify right side
    1,818,966.88x = 1,693,477,103,231.52
  5. Step 5: Solve for x
    x = 1,693,477,103,231.52/1,818,966.88
  6. Step 6: Final answer
    x = 931,010.41

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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.