Finding the Fourth Proportional to 2,127,097.60, 2,935,403.88 and 1,160,248.68
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Solution
The fourth proportional to 2,127,097.60, 2,935,403.88 and 1,160,248.68 is: 1,601,148.19
Step by Step Solution
- Step 1: Write the proportion equation
2,127,097.60 : 2,935,403.88 = 1,160,248.68 : x - Step 2: Convert to fraction form
2,127,097.60/2,935,403.88 = 1,160,248.68/x - Step 3: Cross multiply
2,127,097.60x = 2,935,403.88 × 1,160,248.68 - Step 4: Simplify right side
2,127,097.60x = 3,405,798,477,036.88 - Step 5: Solve for x
x = 3,405,798,477,036.88/2,127,097.60 - Step 6: Final answer
x = 1,601,148.19
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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.