Home / 2,183,492.71-3,013,180.74-1,190,069.45

Finding the Fourth Proportional to 2,183,492.71, 3,013,180.74 and 1,190,069.45

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Solution

The fourth proportional to 2,183,492.71, 3,013,180.74 and 1,190,069.45 is: 1,642,274.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,492.71 : 3,013,180.74 = 1,190,069.45 : x
  2. Step 2: Convert to fraction form
    2,183,492.71/3,013,180.74 = 1,190,069.45/x
  3. Step 3: Cross multiply
    2,183,492.71x = 3,013,180.74 × 1,190,069.45
  4. Step 4: Simplify right side
    2,183,492.71x = 3,585,894,342,235.92
  5. Step 5: Solve for x
    x = 3,585,894,342,235.92/2,183,492.71
  6. Step 6: Final answer
    x = 1,642,274.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.