Finding the Fourth Proportional to 1,455,849.20, 2,185,742.10 and 924,408.20
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Solution
The fourth proportional to 1,455,849.20, 2,185,742.10 and 924,408.20 is: 1,387,862.09
Step by Step Solution
- Step 1: Write the proportion equation
1,455,849.20 : 2,185,742.10 = 924,408.20 : x - Step 2: Convert to fraction form
1,455,849.20/2,185,742.10 = 924,408.20/x - Step 3: Cross multiply
1,455,849.20x = 2,185,742.10 × 924,408.20 - Step 4: Simplify right side
1,455,849.20x = 2,020,517,920,325.22 - Step 5: Solve for x
x = 2,020,517,920,325.22/1,455,849.20 - Step 6: Final answer
x = 1,387,862.09
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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.