Finding the Fourth Proportional to 1,767,303.20, 2,438,910.93 and 982,442.99
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Solution
The fourth proportional to 1,767,303.20, 2,438,910.93 and 982,442.99 is: 1,355,789.40
Step by Step Solution
- Step 1: Write the proportion equation
1,767,303.20 : 2,438,910.93 = 982,442.99 : x - Step 2: Convert to fraction form
1,767,303.20/2,438,910.93 = 982,442.99/x - Step 3: Cross multiply
1,767,303.20x = 2,438,910.93 × 982,442.99 - Step 4: Simplify right side
1,767,303.20x = 2,396,090,934,218.33 - Step 5: Solve for x
x = 2,396,090,934,218.33/1,767,303.20 - Step 6: Final answer
x = 1,355,789.40
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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.