Finding the Fourth Proportional to 2,902,374.30, 4,353,652.80 and 743,412.90
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Solution
The fourth proportional to 2,902,374.30, 4,353,652.80 and 743,412.90 is: 1,115,142.75
Step by Step Solution
- Step 1: Write the proportion equation
2,902,374.30 : 4,353,652.80 = 743,412.90 : x - Step 2: Convert to fraction form
2,902,374.30/4,353,652.80 = 743,412.90/x - Step 3: Cross multiply
2,902,374.30x = 4,353,652.80 × 743,412.90 - Step 4: Simplify right side
2,902,374.30x = 3,236,561,653,641.12 - Step 5: Solve for x
x = 3,236,561,653,641.12/2,902,374.30 - Step 6: Final answer
x = 1,115,142.75
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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.