Home / 3,911,779.58-5,867,607-1,071,891.73

Finding the Fourth Proportional to 3,911,779.58, 5,867,607 and 1,071,891.73

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Solution

The fourth proportional to 3,911,779.58, 5,867,607 and 1,071,891.73 is: 1,607,820.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,911,779.58 : 5,867,607 = 1,071,891.73 : x
  2. Step 2: Convert to fraction form
    3,911,779.58/5,867,607 = 1,071,891.73/x
  3. Step 3: Cross multiply
    3,911,779.58x = 5,867,607 × 1,071,891.73
  4. Step 4: Simplify right side
    3,911,779.58x = 6,289,439,418,190.11
  5. Step 5: Solve for x
    x = 6,289,439,418,190.11/3,911,779.58
  6. Step 6: Final answer
    x = 1,607,820.50

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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.