Finding the Fourth Proportional to 3,207,304.40, 4,426,130.27 and 1,756,904.09
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Solution
The fourth proportional to 3,207,304.40, 4,426,130.27 and 1,756,904.09 is: 2,424,555.14
Step by Step Solution
- Step 1: Write the proportion equation
3,207,304.40 : 4,426,130.27 = 1,756,904.09 : x - Step 2: Convert to fraction form
3,207,304.40/4,426,130.27 = 1,756,904.09/x - Step 3: Cross multiply
3,207,304.40x = 4,426,130.27 × 1,756,904.09 - Step 4: Simplify right side
3,207,304.40x = 7,776,286,343,320.63 - Step 5: Solve for x
x = 7,776,286,343,320.63/3,207,304.40 - Step 6: Final answer
x = 2,424,555.14
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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.