Finding the Fourth Proportional to 2,357,716.02, 3,537,946.35 and 991,390.92
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Solution
The fourth proportional to 2,357,716.02, 3,537,946.35 and 991,390.92 is: 1,487,663.42
Step by Step Solution
- Step 1: Write the proportion equation
2,357,716.02 : 3,537,946.35 = 991,390.92 : x - Step 2: Convert to fraction form
2,357,716.02/3,537,946.35 = 991,390.92/x - Step 3: Cross multiply
2,357,716.02x = 3,537,946.35 × 991,390.92 - Step 4: Simplify right side
2,357,716.02x = 3,507,487,886,837.14 - Step 5: Solve for x
x = 3,507,487,886,837.14/2,357,716.02 - Step 6: Final answer
x = 1,487,663.42
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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.