Finding the Fourth Proportional to 1,963,616.88, 2,940,701.40 and 1,119,609.84
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Solution
The fourth proportional to 1,963,616.88, 2,940,701.40 and 1,119,609.84 is: 1,676,721.29
Step by Step Solution
- Step 1: Write the proportion equation
1,963,616.88 : 2,940,701.40 = 1,119,609.84 : x - Step 2: Convert to fraction form
1,963,616.88/2,940,701.40 = 1,119,609.84/x - Step 3: Cross multiply
1,963,616.88x = 2,940,701.40 × 1,119,609.84 - Step 4: Simplify right side
1,963,616.88x = 3,292,438,223,941.78 - Step 5: Solve for x
x = 3,292,438,223,941.78/1,963,616.88 - Step 6: Final answer
x = 1,676,721.29
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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.