Home / 1,880,491.11-2,595,004.97-1,021,031.70

Finding the Fourth Proportional to 1,880,491.11, 2,595,004.97 and 1,021,031.70

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Solution

The fourth proportional to 1,880,491.11, 2,595,004.97 and 1,021,031.70 is: 1,408,984.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,491.11 : 2,595,004.97 = 1,021,031.70 : x
  2. Step 2: Convert to fraction form
    1,880,491.11/2,595,004.97 = 1,021,031.70/x
  3. Step 3: Cross multiply
    1,880,491.11x = 2,595,004.97 × 1,021,031.70
  4. Step 4: Simplify right side
    1,880,491.11x = 2,649,582,321,191.12
  5. Step 5: Solve for x
    x = 2,649,582,321,191.12/1,880,491.11
  6. Step 6: Final answer
    x = 1,408,984.23

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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.