Home / 1,401,018.91-2,101,823.81-454,316.02

Finding the Fourth Proportional to 1,401,018.91, 2,101,823.81 and 454,316.02

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Solution

The fourth proportional to 1,401,018.91, 2,101,823.81 and 454,316.02 is: 681,569.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,018.91 : 2,101,823.81 = 454,316.02 : x
  2. Step 2: Convert to fraction form
    1,401,018.91/2,101,823.81 = 454,316.02/x
  3. Step 3: Cross multiply
    1,401,018.91x = 2,101,823.81 × 454,316.02
  4. Step 4: Simplify right side
    1,401,018.91x = 954,892,228,100.44
  5. Step 5: Solve for x
    x = 954,892,228,100.44/1,401,018.91
  6. Step 6: Final answer
    x = 681,569.84

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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.