Finding the Fourth Proportional to 2,884,964.49, 3,960,403.14 and 2,476,356.93
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Solution
The fourth proportional to 2,884,964.49, 3,960,403.14 and 2,476,356.93 is: 3,399,477.46
Step by Step Solution
- Step 1: Write the proportion equation
2,884,964.49 : 3,960,403.14 = 2,476,356.93 : x - Step 2: Convert to fraction form
2,884,964.49/3,960,403.14 = 2,476,356.93/x - Step 3: Cross multiply
2,884,964.49x = 3,960,403.14 × 2,476,356.93 - Step 4: Simplify right side
2,884,964.49x = 9,807,371,761,332.76 - Step 5: Solve for x
x = 9,807,371,761,332.76/2,884,964.49 - Step 6: Final answer
x = 3,399,477.46
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.