Finding the Fourth Proportional to 1,963,304.70, 2,709,841.59 and 1,199,998.14
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Solution
The fourth proportional to 1,963,304.70, 2,709,841.59 and 1,199,998.14 is: 1,656,291.49
Step by Step Solution
- Step 1: Write the proportion equation
1,963,304.70 : 2,709,841.59 = 1,199,998.14 : x - Step 2: Convert to fraction form
1,963,304.70/2,709,841.59 = 1,199,998.14/x - Step 3: Cross multiply
1,963,304.70x = 2,709,841.59 × 1,199,998.14 - Step 4: Simplify right side
1,963,304.70x = 3,251,804,867,694.64 - Step 5: Solve for x
x = 3,251,804,867,694.64/1,963,304.70 - Step 6: Final answer
x = 1,656,291.49
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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.