Finding the Fourth Proportional to 1,319,649.90, 1,980,470.01 and 965,577.42
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Solution
The fourth proportional to 1,319,649.90, 1,980,470.01 and 965,577.42 is: 1,449,094.28
Step by Step Solution
- Step 1: Write the proportion equation
1,319,649.90 : 1,980,470.01 = 965,577.42 : x - Step 2: Convert to fraction form
1,319,649.90/1,980,470.01 = 965,577.42/x - Step 3: Cross multiply
1,319,649.90x = 1,980,470.01 × 965,577.42 - Step 4: Simplify right side
1,319,649.90x = 1,912,297,122,643.17 - Step 5: Solve for x
x = 1,912,297,122,643.17/1,319,649.90 - Step 6: Final answer
x = 1,449,094.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.