Finding the Fourth Proportional to 1,448,756.52, 1,999,183.95 and 804,125.99
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Solution
The fourth proportional to 1,448,756.52, 1,999,183.95 and 804,125.99 is: 1,109,638.34
Step by Step Solution
- Step 1: Write the proportion equation
1,448,756.52 : 1,999,183.95 = 804,125.99 : x - Step 2: Convert to fraction form
1,448,756.52/1,999,183.95 = 804,125.99/x - Step 3: Cross multiply
1,448,756.52x = 1,999,183.95 × 804,125.99 - Step 4: Simplify right side
1,448,756.52x = 1,607,595,772,985.86 - Step 5: Solve for x
x = 1,607,595,772,985.86/1,448,756.52 - Step 6: Final answer
x = 1,109,638.34
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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.