Finding the Fourth Proportional to 2,925,871.75, 4,390,541.43 and 1,630,108.70
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Solution
The fourth proportional to 2,925,871.75, 4,390,541.43 and 1,630,108.70 is: 2,446,129.02
Step by Step Solution
- Step 1: Write the proportion equation
2,925,871.75 : 4,390,541.43 = 1,630,108.70 : x - Step 2: Convert to fraction form
2,925,871.75/4,390,541.43 = 1,630,108.70/x - Step 3: Cross multiply
2,925,871.75x = 4,390,541.43 × 1,630,108.70 - Step 4: Simplify right side
2,925,871.75x = 7,157,059,782,753.44 - Step 5: Solve for x
x = 7,157,059,782,753.44/2,925,871.75 - Step 6: Final answer
x = 2,446,129.02
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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.