Finding the Fourth Proportional to 1,485,630.29, 2,050,178.17 and 873,808.74
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Solution
The fourth proportional to 1,485,630.29, 2,050,178.17 and 873,808.74 is: 1,205,860.98
Step by Step Solution
- Step 1: Write the proportion equation
1,485,630.29 : 2,050,178.17 = 873,808.74 : x - Step 2: Convert to fraction form
1,485,630.29/2,050,178.17 = 873,808.74/x - Step 3: Cross multiply
1,485,630.29x = 2,050,178.17 × 873,808.74 - Step 4: Simplify right side
1,485,630.29x = 1,791,463,603,503.21 - Step 5: Solve for x
x = 1,791,463,603,503.21/1,485,630.29 - Step 6: Final answer
x = 1,205,860.98
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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.