Finding the Fourth Proportional to 1,589,521.10, 2,193,596.80 and 910,588.82
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Solution
The fourth proportional to 1,589,521.10, 2,193,596.80 and 910,588.82 is: 1,256,645.62
Step by Step Solution
- Step 1: Write the proportion equation
1,589,521.10 : 2,193,596.80 = 910,588.82 : x - Step 2: Convert to fraction form
1,589,521.10/2,193,596.80 = 910,588.82/x - Step 3: Cross multiply
1,589,521.10x = 2,193,596.80 × 910,588.82 - Step 4: Simplify right side
1,589,521.10x = 1,997,464,721,667.78 - Step 5: Solve for x
x = 1,997,464,721,667.78/1,589,521.10 - Step 6: Final answer
x = 1,256,645.62
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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.