Finding the Fourth Proportional to 1,569,093.12, 2,353,989.36 and 571,821.12
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Solution
The fourth proportional to 1,569,093.12, 2,353,989.36 and 571,821.12 is: 857,859.11
Step by Step Solution
- Step 1: Write the proportion equation
1,569,093.12 : 2,353,989.36 = 571,821.12 : x - Step 2: Convert to fraction form
1,569,093.12/2,353,989.36 = 571,821.12/x - Step 3: Cross multiply
1,569,093.12x = 2,353,989.36 × 571,821.12 - Step 4: Simplify right side
1,569,093.12x = 1,346,060,832,303.28 - Step 5: Solve for x
x = 1,346,060,832,303.28/1,569,093.12 - Step 6: Final answer
x = 857,859.11
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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.