Finding the Fourth Proportional to 3,862,345.17, 5,334,460.01 and 2,543,663.75
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Solution
The fourth proportional to 3,862,345.17, 5,334,460.01 and 2,543,663.75 is: 3,513,169.32
Step by Step Solution
- Step 1: Write the proportion equation
3,862,345.17 : 5,334,460.01 = 2,543,663.75 : x - Step 2: Convert to fraction form
3,862,345.17/5,334,460.01 = 2,543,663.75/x - Step 3: Cross multiply
3,862,345.17x = 5,334,460.01 × 2,543,663.75 - Step 4: Simplify right side
3,862,345.17x = 13,569,072,553,261.64 - Step 5: Solve for x
x = 13,569,072,553,261.64/3,862,345.17 - Step 6: Final answer
x = 3,513,169.32
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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.