Home / 4,102,806.80-6,155,347.80-1,707,779.60

Finding the Fourth Proportional to 4,102,806.80, 6,155,347.80 and 1,707,779.60

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Solution

The fourth proportional to 4,102,806.80, 6,155,347.80 and 1,707,779.60 is: 2,562,142.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102,806.80 : 6,155,347.80 = 1,707,779.60 : x
  2. Step 2: Convert to fraction form
    4,102,806.80/6,155,347.80 = 1,707,779.60/x
  3. Step 3: Cross multiply
    4,102,806.80x = 6,155,347.80 × 1,707,779.60
  4. Step 4: Simplify right side
    4,102,806.80x = 10,511,977,403,744.88
  5. Step 5: Solve for x
    x = 10,511,977,403,744.88/4,102,806.80
  6. Step 6: Final answer
    x = 2,562,142.92

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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.