Finding the Fourth Proportional to 1,663,536.75, 2,295,679.75 and 899,590.31
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Solution
The fourth proportional to 1,663,536.75, 2,295,679.75 and 899,590.31 is: 1,241,434.11
Step by Step Solution
- Step 1: Write the proportion equation
1,663,536.75 : 2,295,679.75 = 899,590.31 : x - Step 2: Convert to fraction form
1,663,536.75/2,295,679.75 = 899,590.31/x - Step 3: Cross multiply
1,663,536.75x = 2,295,679.75 × 899,590.31 - Step 4: Simplify right side
1,663,536.75x = 2,065,171,254,142.44 - Step 5: Solve for x
x = 2,065,171,254,142.44/1,663,536.75 - Step 6: Final answer
x = 1,241,434.11
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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.