Finding the Fourth Proportional to 5,274,208.88, 7,908,696.14 and 1,679,507.48
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Solution
The fourth proportional to 5,274,208.88, 7,908,696.14 and 1,679,507.48 is: 2,518,427.81
Step by Step Solution
- Step 1: Write the proportion equation
5,274,208.88 : 7,908,696.14 = 1,679,507.48 : x - Step 2: Convert to fraction form
5,274,208.88/7,908,696.14 = 1,679,507.48/x - Step 3: Cross multiply
5,274,208.88x = 7,908,696.14 × 1,679,507.48 - Step 4: Simplify right side
5,274,208.88x = 13,282,714,324,177.13 - Step 5: Solve for x
x = 13,282,714,324,177.13/5,274,208.88 - Step 6: Final answer
x = 2,518,427.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.