Home / 876,091.80-1,314,137.70-760,618.20

Finding the Fourth Proportional to 876,091.80, 1,314,137.70 and 760,618.20

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Solution

The fourth proportional to 876,091.80, 1,314,137.70 and 760,618.20 is: 1,140,927.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,091.80 : 1,314,137.70 = 760,618.20 : x
  2. Step 2: Convert to fraction form
    876,091.80/1,314,137.70 = 760,618.20/x
  3. Step 3: Cross multiply
    876,091.80x = 1,314,137.70 × 760,618.20
  4. Step 4: Simplify right side
    876,091.80x = 999,557,051,926.14
  5. Step 5: Solve for x
    x = 999,557,051,926.14/876,091.80
  6. Step 6: Final answer
    x = 1,140,927.30

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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.