Finding the Fourth Proportional to 4,827,487.36, 6,661,192 and 2,789,903.36
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Solution
The fourth proportional to 4,827,487.36, 6,661,192 and 2,789,903.36 is: 3,849,638.65
Step by Step Solution
- Step 1: Write the proportion equation
4,827,487.36 : 6,661,192 = 2,789,903.36 : x - Step 2: Convert to fraction form
4,827,487.36/6,661,192 = 2,789,903.36/x - Step 3: Cross multiply
4,827,487.36x = 6,661,192 × 2,789,903.36 - Step 4: Simplify right side
4,827,487.36x = 18,584,081,942,405.12 - Step 5: Solve for x
x = 18,584,081,942,405.12/4,827,487.36 - Step 6: Final answer
x = 3,849,638.65
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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.