Home / 968,975.80-1,453,722.90-689,039.80

Finding the Fourth Proportional to 968,975.80, 1,453,722.90 and 689,039.80

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Solution

The fourth proportional to 968,975.80, 1,453,722.90 and 689,039.80 is: 1,033,744.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,975.80 : 1,453,722.90 = 689,039.80 : x
  2. Step 2: Convert to fraction form
    968,975.80/1,453,722.90 = 689,039.80/x
  3. Step 3: Cross multiply
    968,975.80x = 1,453,722.90 × 689,039.80
  4. Step 4: Simplify right side
    968,975.80x = 1,001,672,936,271.42
  5. Step 5: Solve for x
    x = 1,001,672,936,271.42/968,975.80
  6. Step 6: Final answer
    x = 1,033,744.02

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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.