Finding the Fourth Proportional to 1,559,032.18, 2,152,950.16 and 1,474,121.62
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Solution
The fourth proportional to 1,559,032.18, 2,152,950.16 and 1,474,121.62 is: 2,035,692.67
Step by Step Solution
- Step 1: Write the proportion equation
1,559,032.18 : 2,152,950.16 = 1,474,121.62 : x - Step 2: Convert to fraction form
1,559,032.18/2,152,950.16 = 1,474,121.62/x - Step 3: Cross multiply
1,559,032.18x = 2,152,950.16 × 1,474,121.62 - Step 4: Simplify right side
1,559,032.18x = 3,173,710,377,638.46 - Step 5: Solve for x
x = 3,173,710,377,638.46/1,559,032.18 - Step 6: Final answer
x = 2,035,692.67
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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.