Home / 1,452,099.24-2,178,356.22-454,905

Finding the Fourth Proportional to 1,452,099.24, 2,178,356.22 and 454,905

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Solution

The fourth proportional to 1,452,099.24, 2,178,356.22 and 454,905 is: 682,422.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,099.24 : 2,178,356.22 = 454,905 : x
  2. Step 2: Convert to fraction form
    1,452,099.24/2,178,356.22 = 454,905/x
  3. Step 3: Cross multiply
    1,452,099.24x = 2,178,356.22 × 454,905
  4. Step 4: Simplify right side
    1,452,099.24x = 990,945,136,259.10
  5. Step 5: Solve for x
    x = 990,945,136,259.10/1,452,099.24
  6. Step 6: Final answer
    x = 682,422.46

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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.