Finding the Fourth Proportional to 968,795.37, 1,452,897.49 and 778,805.21
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Solution
The fourth proportional to 968,795.37, 1,452,897.49 and 778,805.21 is: 1,167,970.21
Step by Step Solution
- Step 1: Write the proportion equation
968,795.37 : 1,452,897.49 = 778,805.21 : x - Step 2: Convert to fraction form
968,795.37/1,452,897.49 = 778,805.21/x - Step 3: Cross multiply
968,795.37x = 1,452,897.49 × 778,805.21 - Step 4: Simplify right side
968,795.37x = 1,131,524,134,807.92 - Step 5: Solve for x
x = 1,131,524,134,807.92/968,795.37 - Step 6: Final answer
x = 1,167,970.21
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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.