Finding the Fourth Proportional to 2,956,701.99, 4,080,243.06 and 1,667,538.39
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Solution
The fourth proportional to 2,956,701.99, 4,080,243.06 and 1,667,538.39 is: 2,301,199.77
Step by Step Solution
- Step 1: Write the proportion equation
2,956,701.99 : 4,080,243.06 = 1,667,538.39 : x - Step 2: Convert to fraction form
2,956,701.99/4,080,243.06 = 1,667,538.39/x - Step 3: Cross multiply
2,956,701.99x = 4,080,243.06 × 1,667,538.39 - Step 4: Simplify right side
2,956,701.99x = 6,803,961,943,081.07 - Step 5: Solve for x
x = 6,803,961,943,081.07/2,956,701.99 - Step 6: Final answer
x = 2,301,199.77
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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.