Finding the Fourth Proportional to 1,780,229.07, 2,670,305.94 and 432,397.98
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Solution
The fourth proportional to 1,780,229.07, 2,670,305.94 and 432,397.98 is: 648,587.82
Step by Step Solution
- Step 1: Write the proportion equation
1,780,229.07 : 2,670,305.94 = 432,397.98 : x - Step 2: Convert to fraction form
1,780,229.07/2,670,305.94 = 432,397.98/x - Step 3: Cross multiply
1,780,229.07x = 2,670,305.94 × 432,397.98 - Step 4: Simplify right side
1,780,229.07x = 1,154,634,894,438.00 - Step 5: Solve for x
x = 1,154,634,894,438.00/1,780,229.07 - Step 6: Final answer
x = 648,587.82
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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.