Finding the Fourth Proportional to 2,711,888.08, 3,742,451.48 and 1,488,307.44
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Solution
The fourth proportional to 2,711,888.08, 3,742,451.48 and 1,488,307.44 is: 2,053,889.47
Step by Step Solution
- Step 1: Write the proportion equation
2,711,888.08 : 3,742,451.48 = 1,488,307.44 : x - Step 2: Convert to fraction form
2,711,888.08/3,742,451.48 = 1,488,307.44/x - Step 3: Cross multiply
2,711,888.08x = 3,742,451.48 × 1,488,307.44 - Step 4: Simplify right side
2,711,888.08x = 5,569,918,381,523.01 - Step 5: Solve for x
x = 5,569,918,381,523.01/2,711,888.08 - Step 6: Final answer
x = 2,053,889.47
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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.