Finding the Fourth Proportional to 1,616,752.95, 2,231,075.03 and 891,587.49
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Solution
The fourth proportional to 1,616,752.95, 2,231,075.03 and 891,587.49 is: 1,230,366.45
Step by Step Solution
- Step 1: Write the proportion equation
1,616,752.95 : 2,231,075.03 = 891,587.49 : x - Step 2: Convert to fraction form
1,616,752.95/2,231,075.03 = 891,587.49/x - Step 3: Cross multiply
1,616,752.95x = 2,231,075.03 × 891,587.49 - Step 4: Simplify right side
1,616,752.95x = 1,989,198,581,541.44 - Step 5: Solve for x
x = 1,989,198,581,541.44/1,616,752.95 - Step 6: Final answer
x = 1,230,366.45
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.