Finding the Fourth Proportional to 1,590,575.67, 2,385,567.16 and 511,106.95
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Solution
The fourth proportional to 1,590,575.67, 2,385,567.16 and 511,106.95 is: 766,565.19
Step by Step Solution
- Step 1: Write the proportion equation
1,590,575.67 : 2,385,567.16 = 511,106.95 : x - Step 2: Convert to fraction form
1,590,575.67/2,385,567.16 = 511,106.95/x - Step 3: Cross multiply
1,590,575.67x = 2,385,567.16 × 511,106.95 - Step 4: Simplify right side
1,590,575.67x = 1,219,279,940,684.39 - Step 5: Solve for x
x = 1,219,279,940,684.39/1,590,575.67 - Step 6: Final answer
x = 766,565.19
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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.