Home / 2,531,556.36-3,493,551.96-1,385,709.30

Finding the Fourth Proportional to 2,531,556.36, 3,493,551.96 and 1,385,709.30

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Solution

The fourth proportional to 2,531,556.36, 3,493,551.96 and 1,385,709.30 is: 1,912,281.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531,556.36 : 3,493,551.96 = 1,385,709.30 : x
  2. Step 2: Convert to fraction form
    2,531,556.36/3,493,551.96 = 1,385,709.30/x
  3. Step 3: Cross multiply
    2,531,556.36x = 3,493,551.96 × 1,385,709.30
  4. Step 4: Simplify right side
    2,531,556.36x = 4,841,047,441,005.23
  5. Step 5: Solve for x
    x = 4,841,047,441,005.23/2,531,556.36
  6. Step 6: Final answer
    x = 1,912,281.12

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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.