Home / 1,456,004.90-2,183,618.55-445,124.90

Finding the Fourth Proportional to 1,456,004.90, 2,183,618.55 and 445,124.90

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Solution

The fourth proportional to 1,456,004.90, 2,183,618.55 and 445,124.90 is: 667,568.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,004.90 : 2,183,618.55 = 445,124.90 : x
  2. Step 2: Convert to fraction form
    1,456,004.90/2,183,618.55 = 445,124.90/x
  3. Step 3: Cross multiply
    1,456,004.90x = 2,183,618.55 × 445,124.90
  4. Step 4: Simplify right side
    1,456,004.90x = 971,982,988,706.90
  5. Step 5: Solve for x
    x = 971,982,988,706.90/1,456,004.90
  6. Step 6: Final answer
    x = 667,568.49

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1.5x scale

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.