Home / 1,395,628.57-2,092,113.24-448,334.38

Finding the Fourth Proportional to 1,395,628.57, 2,092,113.24 and 448,334.38

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Solution

The fourth proportional to 1,395,628.57, 2,092,113.24 and 448,334.38 is: 672,074.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,628.57 : 2,092,113.24 = 448,334.38 : x
  2. Step 2: Convert to fraction form
    1,395,628.57/2,092,113.24 = 448,334.38/x
  3. Step 3: Cross multiply
    1,395,628.57x = 2,092,113.24 × 448,334.38
  4. Step 4: Simplify right side
    1,395,628.57x = 937,966,292,345.19
  5. Step 5: Solve for x
    x = 937,966,292,345.19/1,395,628.57
  6. Step 6: Final answer
    x = 672,074.44

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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.