Finding the Fourth Proportional to 2,687,904.96, 4,029,829.92 and 1,622,693.76
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Solution
The fourth proportional to 2,687,904.96, 4,029,829.92 and 1,622,693.76 is: 2,432,816.62
Step by Step Solution
- Step 1: Write the proportion equation
2,687,904.96 : 4,029,829.92 = 1,622,693.76 : x - Step 2: Convert to fraction form
2,687,904.96/4,029,829.92 = 1,622,693.76/x - Step 3: Cross multiply
2,687,904.96x = 4,029,829.92 × 1,622,693.76 - Step 4: Simplify right side
2,687,904.96x = 6,539,179,865,045.30 - Step 5: Solve for x
x = 6,539,179,865,045.30/2,687,904.96 - Step 6: Final answer
x = 2,432,816.62
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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.