Finding the Fourth Proportional to 1,704,071.31, 2,351,536.33 and 929,656.05
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Solution
The fourth proportional to 1,704,071.31, 2,351,536.33 and 929,656.05 is: 1,282,880.57
Step by Step Solution
- Step 1: Write the proportion equation
1,704,071.31 : 2,351,536.33 = 929,656.05 : x - Step 2: Convert to fraction form
1,704,071.31/2,351,536.33 = 929,656.05/x - Step 3: Cross multiply
1,704,071.31x = 2,351,536.33 × 929,656.05 - Step 4: Simplify right side
1,704,071.31x = 2,186,119,975,979.30 - Step 5: Solve for x
x = 2,186,119,975,979.30/1,704,071.31 - Step 6: Final answer
x = 1,282,880.57
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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.