Finding the Fourth Proportional to 5,182,623.28, 7,766,627.46 and 2,447,252.08
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Solution
The fourth proportional to 5,182,623.28, 7,766,627.46 and 2,447,252.08 is: 3,667,427.51
Step by Step Solution
- Step 1: Write the proportion equation
5,182,623.28 : 7,766,627.46 = 2,447,252.08 : x - Step 2: Convert to fraction form
5,182,623.28/7,766,627.46 = 2,447,252.08/x - Step 3: Cross multiply
5,182,623.28x = 7,766,627.46 × 2,447,252.08 - Step 4: Simplify right side
5,182,623.28x = 19,006,895,206,070.12 - Step 5: Solve for x
x = 19,006,895,206,070.12/5,182,623.28 - Step 6: Final answer
x = 3,667,427.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.