Finding the Fourth Proportional to 4,758,670.16, 7,138,009.80 and 3,915,449.36
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Solution
The fourth proportional to 4,758,670.16, 7,138,009.80 and 3,915,449.36 is: 5,873,177.79
Step by Step Solution
- Step 1: Write the proportion equation
4,758,670.16 : 7,138,009.80 = 3,915,449.36 : x - Step 2: Convert to fraction form
4,758,670.16/7,138,009.80 = 3,915,449.36/x - Step 3: Cross multiply
4,758,670.16x = 7,138,009.80 × 3,915,449.36 - Step 4: Simplify right side
4,758,670.16x = 27,948,515,903,083.73 - Step 5: Solve for x
x = 27,948,515,903,083.73/4,758,670.16 - Step 6: Final answer
x = 5,873,177.79
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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.