Finding the Fourth Proportional to 2,345,134.14, 3,236,013.06 and 1,312,699.68
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Solution
The fourth proportional to 2,345,134.14, 3,236,013.06 and 1,312,699.68 is: 1,811,373.28
Step by Step Solution
- Step 1: Write the proportion equation
2,345,134.14 : 3,236,013.06 = 1,312,699.68 : x - Step 2: Convert to fraction form
2,345,134.14/3,236,013.06 = 1,312,699.68/x - Step 3: Cross multiply
2,345,134.14x = 3,236,013.06 × 1,312,699.68 - Step 4: Simplify right side
2,345,134.14x = 4,247,913,308,337.82 - Step 5: Solve for x
x = 4,247,913,308,337.82/2,345,134.14 - Step 6: Final answer
x = 1,811,373.28
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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.