Home / 1,556,231.40-2,333,051.10-658,362.60

Finding the Fourth Proportional to 1,556,231.40, 2,333,051.10 and 658,362.60

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Solution

The fourth proportional to 1,556,231.40, 2,333,051.10 and 658,362.60 is: 986,995.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,231.40 : 2,333,051.10 = 658,362.60 : x
  2. Step 2: Convert to fraction form
    1,556,231.40/2,333,051.10 = 658,362.60/x
  3. Step 3: Cross multiply
    1,556,231.40x = 2,333,051.10 × 658,362.60
  4. Step 4: Simplify right side
    1,556,231.40x = 1,535,993,588,128.86
  5. Step 5: Solve for x
    x = 1,535,993,588,128.86/1,556,231.40
  6. Step 6: Final answer
    x = 986,995.63

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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.