Home / 1,628,897.51-2,247,878.82-903,743.49

Finding the Fourth Proportional to 1,628,897.51, 2,247,878.82 and 903,743.49

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Solution

The fourth proportional to 1,628,897.51, 2,247,878.82 and 903,743.49 is: 1,247,166.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,897.51 : 2,247,878.82 = 903,743.49 : x
  2. Step 2: Convert to fraction form
    1,628,897.51/2,247,878.82 = 903,743.49/x
  3. Step 3: Cross multiply
    1,628,897.51x = 2,247,878.82 × 903,743.49
  4. Step 4: Simplify right side
    1,628,897.51x = 2,031,505,849,883.88
  5. Step 5: Solve for x
    x = 2,031,505,849,883.88/1,628,897.51
  6. Step 6: Final answer
    x = 1,247,166.16

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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.