Home / 1,453,003.76-2,179,483.72-653,720.87

Finding the Fourth Proportional to 1,453,003.76, 2,179,483.72 and 653,720.87

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Solution

The fourth proportional to 1,453,003.76, 2,179,483.72 and 653,720.87 is: 980,571.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,003.76 : 2,179,483.72 = 653,720.87 : x
  2. Step 2: Convert to fraction form
    1,453,003.76/2,179,483.72 = 653,720.87/x
  3. Step 3: Cross multiply
    1,453,003.76x = 2,179,483.72 × 653,720.87
  4. Step 4: Simplify right side
    1,453,003.76x = 1,424,773,993,589.24
  5. Step 5: Solve for x
    x = 1,424,773,993,589.24/1,453,003.76
  6. Step 6: Final answer
    x = 980,571.44

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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.