Finding the Fourth Proportional to 4,736,890.23, 6,536,947.74 and 2,615,243.49
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Solution
The fourth proportional to 4,736,890.23, 6,536,947.74 and 2,615,243.49 is: 3,609,057.67
Step by Step Solution
- Step 1: Write the proportion equation
4,736,890.23 : 6,536,947.74 = 2,615,243.49 : x - Step 2: Convert to fraction form
4,736,890.23/6,536,947.74 = 2,615,243.49/x - Step 3: Cross multiply
4,736,890.23x = 6,536,947.74 × 2,615,243.49 - Step 4: Simplify right side
4,736,890.23x = 17,095,710,021,505.21 - Step 5: Solve for x
x = 17,095,710,021,505.21/4,736,890.23 - Step 6: Final answer
x = 3,609,057.67
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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.