Home / 1,347,151.10-2,021,007.45-448,871.90

Finding the Fourth Proportional to 1,347,151.10, 2,021,007.45 and 448,871.90

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Solution

The fourth proportional to 1,347,151.10, 2,021,007.45 and 448,871.90 is: 673,401.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,151.10 : 2,021,007.45 = 448,871.90 : x
  2. Step 2: Convert to fraction form
    1,347,151.10/2,021,007.45 = 448,871.90/x
  3. Step 3: Cross multiply
    1,347,151.10x = 2,021,007.45 × 448,871.90
  4. Step 4: Simplify right side
    1,347,151.10x = 907,173,453,995.66
  5. Step 5: Solve for x
    x = 907,173,453,995.66/1,347,151.10
  6. Step 6: Final answer
    x = 673,401.41

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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.