Finding the Fourth Proportional to 1,521,634.08, 2,281,596.06 and 1,042,402.26
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Solution
The fourth proportional to 1,521,634.08, 2,281,596.06 and 1,042,402.26 is: 1,563,017.63
Step by Step Solution
- Step 1: Write the proportion equation
1,521,634.08 : 2,281,596.06 = 1,042,402.26 : x - Step 2: Convert to fraction form
1,521,634.08/2,281,596.06 = 1,042,402.26/x - Step 3: Cross multiply
1,521,634.08x = 2,281,596.06 × 1,042,402.26 - Step 4: Simplify right side
1,521,634.08x = 2,378,340,889,351.10 - Step 5: Solve for x
x = 2,378,340,889,351.10/1,521,634.08 - Step 6: Final answer
x = 1,563,017.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.