Home / 1,796,779.17-2,695,556.27-517,378.03

Finding the Fourth Proportional to 1,796,779.17, 2,695,556.27 and 517,378.03

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Solution

The fourth proportional to 1,796,779.17, 2,695,556.27 and 517,378.03 is: 776,178.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796,779.17 : 2,695,556.27 = 517,378.03 : x
  2. Step 2: Convert to fraction form
    1,796,779.17/2,695,556.27 = 517,378.03/x
  3. Step 3: Cross multiply
    1,796,779.17x = 2,695,556.27 × 517,378.03
  4. Step 4: Simplify right side
    1,796,779.17x = 1,394,621,583,400.97
  5. Step 5: Solve for x
    x = 1,394,621,583,400.97/1,796,779.17
  6. Step 6: Final answer
    x = 776,178.62

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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.