Finding the Fourth Proportional to 1,845,420.30, 2,768,130.45 and 995,114.70
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Solution
The fourth proportional to 1,845,420.30, 2,768,130.45 and 995,114.70 is: 1,492,672.05
Step by Step Solution
- Step 1: Write the proportion equation
1,845,420.30 : 2,768,130.45 = 995,114.70 : x - Step 2: Convert to fraction form
1,845,420.30/2,768,130.45 = 995,114.70/x - Step 3: Cross multiply
1,845,420.30x = 2,768,130.45 × 995,114.70 - Step 4: Simplify right side
1,845,420.30x = 2,754,607,302,312.62 - Step 5: Solve for x
x = 2,754,607,302,312.62/1,845,420.30 - Step 6: Final answer
x = 1,492,672.05
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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.