Finding the Fourth Proportional to 2,695,220.63, 4,041,421.70 and 988,925.96
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Solution
The fourth proportional to 2,695,220.63, 4,041,421.70 and 988,925.96 is: 1,482,871.86
Step by Step Solution
- Step 1: Write the proportion equation
2,695,220.63 : 4,041,421.70 = 988,925.96 : x - Step 2: Convert to fraction form
2,695,220.63/4,041,421.70 = 988,925.96/x - Step 3: Cross multiply
2,695,220.63x = 4,041,421.70 × 988,925.96 - Step 4: Simplify right side
2,695,220.63x = 3,996,666,839,596.26 - Step 5: Solve for x
x = 3,996,666,839,596.26/2,695,220.63 - Step 6: Final answer
x = 1,482,871.86
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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.