Finding the Fourth Proportional to 1,571,311.39, 2,168,248.16 and 882,873.87
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Solution
The fourth proportional to 1,571,311.39, 2,168,248.16 and 882,873.87 is: 1,218,275.17
Step by Step Solution
- Step 1: Write the proportion equation
1,571,311.39 : 2,168,248.16 = 882,873.87 : x - Step 2: Convert to fraction form
1,571,311.39/2,168,248.16 = 882,873.87/x - Step 3: Cross multiply
1,571,311.39x = 2,168,248.16 × 882,873.87 - Step 4: Simplify right side
1,571,311.39x = 1,914,289,644,139.58 - Step 5: Solve for x
x = 1,914,289,644,139.58/1,571,311.39 - Step 6: Final answer
x = 1,218,275.17
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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.