Finding the Fourth Proportional to 2,912,832.09, 4,369,089.62 and 891,076.00
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Solution
The fourth proportional to 2,912,832.09, 4,369,089.62 and 891,076.00 is: 1,336,565.51
Step by Step Solution
- Step 1: Write the proportion equation
2,912,832.09 : 4,369,089.62 = 891,076.00 : x - Step 2: Convert to fraction form
2,912,832.09/4,369,089.62 = 891,076.00/x - Step 3: Cross multiply
2,912,832.09x = 4,369,089.62 × 891,076.00 - Step 4: Simplify right side
2,912,832.09x = 3,893,190,896,715.83 - Step 5: Solve for x
x = 3,893,190,896,715.83/2,912,832.09 - Step 6: Final answer
x = 1,336,565.51
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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.