Home / 1,395,085.86-2,092,825.62-448,139.16

Finding the Fourth Proportional to 1,395,085.86, 2,092,825.62 and 448,139.16

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Solution

The fourth proportional to 1,395,085.86, 2,092,825.62 and 448,139.16 is: 672,271.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,085.86 : 2,092,825.62 = 448,139.16 : x
  2. Step 2: Convert to fraction form
    1,395,085.86/2,092,825.62 = 448,139.16/x
  3. Step 3: Cross multiply
    1,395,085.86x = 2,092,825.62 × 448,139.16
  4. Step 4: Simplify right side
    1,395,085.86x = 937,877,115,373.28
  5. Step 5: Solve for x
    x = 937,877,115,373.28/1,395,085.86
  6. Step 6: Final answer
    x = 672,271.97

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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.