Finding the Fourth Proportional to 5,921,025.13, 8,881,860.68 and 1,877,220.48
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Solution
The fourth proportional to 5,921,025.13, 8,881,860.68 and 1,877,220.48 is: 2,815,933.12
Step by Step Solution
- Step 1: Write the proportion equation
5,921,025.13 : 8,881,860.68 = 1,877,220.48 : x - Step 2: Convert to fraction form
5,921,025.13/8,881,860.68 = 1,877,220.48/x - Step 3: Cross multiply
5,921,025.13x = 8,881,860.68 × 1,877,220.48 - Step 4: Simplify right side
5,921,025.13x = 16,673,210,769,002.73 - Step 5: Solve for x
x = 16,673,210,769,002.73/5,921,025.13 - Step 6: Final answer
x = 2,815,933.12
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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.