Finding the Fourth Proportional to 1,552,690.62, 2,142,691.11 and 873,625.50
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Solution
The fourth proportional to 1,552,690.62, 2,142,691.11 and 873,625.50 is: 1,205,590.84
Step by Step Solution
- Step 1: Write the proportion equation
1,552,690.62 : 2,142,691.11 = 873,625.50 : x - Step 2: Convert to fraction form
1,552,690.62/2,142,691.11 = 873,625.50/x - Step 3: Cross multiply
1,552,690.62x = 2,142,691.11 × 873,625.50 - Step 4: Simplify right side
1,552,690.62x = 1,871,909,592,319.31 - Step 5: Solve for x
x = 1,871,909,592,319.31/1,552,690.62 - Step 6: Final answer
x = 1,205,590.84
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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.