Finding the Fourth Proportional to 1,348,304.80, 1,860,649.57 and 736,457.95
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Solution
The fourth proportional to 1,348,304.80, 1,860,649.57 and 736,457.95 is: 1,016,305.93
Step by Step Solution
- Step 1: Write the proportion equation
1,348,304.80 : 1,860,649.57 = 736,457.95 : x - Step 2: Convert to fraction form
1,348,304.80/1,860,649.57 = 736,457.95/x - Step 3: Cross multiply
1,348,304.80x = 1,860,649.57 × 736,457.95 - Step 4: Simplify right side
1,348,304.80x = 1,370,290,161,861.31 - Step 5: Solve for x
x = 1,370,290,161,861.31/1,348,304.80 - Step 6: Final answer
x = 1,016,305.93
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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.