Home / 1,432,884.98-1,977,381.27-788,291.33

Finding the Fourth Proportional to 1,432,884.98, 1,977,381.27 and 788,291.33

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Solution

The fourth proportional to 1,432,884.98, 1,977,381.27 and 788,291.33 is: 1,087,842.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,884.98 : 1,977,381.27 = 788,291.33 : x
  2. Step 2: Convert to fraction form
    1,432,884.98/1,977,381.27 = 788,291.33/x
  3. Step 3: Cross multiply
    1,432,884.98x = 1,977,381.27 × 788,291.33
  4. Step 4: Simplify right side
    1,432,884.98x = 1,558,752,511,245.39
  5. Step 5: Solve for x
    x = 1,558,752,511,245.39/1,432,884.98
  6. Step 6: Final answer
    x = 1,087,842.03

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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.