Home / 1,217,743.92-1,826,075.88-649,019.03

Finding the Fourth Proportional to 1,217,743.92, 1,826,075.88 and 649,019.03

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Solution

The fourth proportional to 1,217,743.92, 1,826,075.88 and 649,019.03 is: 973,240.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,743.92 : 1,826,075.88 = 649,019.03 : x
  2. Step 2: Convert to fraction form
    1,217,743.92/1,826,075.88 = 649,019.03/x
  3. Step 3: Cross multiply
    1,217,743.92x = 1,826,075.88 × 649,019.03
  4. Step 4: Simplify right side
    1,217,743.92x = 1,185,157,987,213.62
  5. Step 5: Solve for x
    x = 1,185,157,987,213.62/1,217,743.92
  6. Step 6: Final answer
    x = 973,240.73

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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.