Finding the Fourth Proportional to 4,884,437.59, 6,740,937.82 and 2,709,681.34
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Solution
The fourth proportional to 4,884,437.59, 6,740,937.82 and 2,709,681.34 is: 3,739,589.89
Step by Step Solution
- Step 1: Write the proportion equation
4,884,437.59 : 6,740,937.82 = 2,709,681.34 : x - Step 2: Convert to fraction form
4,884,437.59/6,740,937.82 = 2,709,681.34/x - Step 3: Cross multiply
4,884,437.59x = 6,740,937.82 × 2,709,681.34 - Step 4: Simplify right side
4,884,437.59x = 18,265,793,424,954.28 - Step 5: Solve for x
x = 18,265,793,424,954.28/4,884,437.59 - Step 6: Final answer
x = 3,739,589.89
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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.