Finding the Fourth Proportional to 4,908,807.92, 6,774,090.36 and 2,703,628.40
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Solution
The fourth proportional to 4,908,807.92, 6,774,090.36 and 2,703,628.40 is: 3,730,971.63
Step by Step Solution
- Step 1: Write the proportion equation
4,908,807.92 : 6,774,090.36 = 2,703,628.40 : x - Step 2: Convert to fraction form
4,908,807.92/6,774,090.36 = 2,703,628.40/x - Step 3: Cross multiply
4,908,807.92x = 6,774,090.36 × 2,703,628.40 - Step 4: Simplify right side
4,908,807.92x = 18,314,623,081,462.22 - Step 5: Solve for x
x = 18,314,623,081,462.22/4,908,807.92 - Step 6: Final answer
x = 3,730,971.63
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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.