Finding the Fourth Proportional to 1,527,454.31, 2,107,652.61 and 882,749.99
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Solution
The fourth proportional to 1,527,454.31, 2,107,652.61 and 882,749.99 is: 1,218,059.55
Step by Step Solution
- Step 1: Write the proportion equation
1,527,454.31 : 2,107,652.61 = 882,749.99 : x - Step 2: Convert to fraction form
1,527,454.31/2,107,652.61 = 882,749.99/x - Step 3: Cross multiply
1,527,454.31x = 2,107,652.61 × 882,749.99 - Step 4: Simplify right side
1,527,454.31x = 1,860,530,309,862.71 - Step 5: Solve for x
x = 1,860,530,309,862.71/1,527,454.31 - Step 6: Final answer
x = 1,218,059.55
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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.