Home / 1,750,062.91-2,621,015.45-1,689,450.20

Finding the Fourth Proportional to 1,750,062.91, 2,621,015.45 and 1,689,450.20

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Solution

The fourth proportional to 1,750,062.91, 2,621,015.45 and 1,689,450.20 is: 2,530,237.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,062.91 : 2,621,015.45 = 1,689,450.20 : x
  2. Step 2: Convert to fraction form
    1,750,062.91/2,621,015.45 = 1,689,450.20/x
  3. Step 3: Cross multiply
    1,750,062.91x = 2,621,015.45 × 1,689,450.20
  4. Step 4: Simplify right side
    1,750,062.91x = 4,428,075,067,758.34
  5. Step 5: Solve for x
    x = 4,428,075,067,758.34/1,750,062.91
  6. Step 6: Final answer
    x = 2,530,237.66

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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.