Finding the Fourth Proportional to 2,831,903.65, 3,908,034.18 and 1,542,753.43
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Solution
The fourth proportional to 2,831,903.65, 3,908,034.18 and 1,542,753.43 is: 2,129,003.62
Step by Step Solution
- Step 1: Write the proportion equation
2,831,903.65 : 3,908,034.18 = 1,542,753.43 : x - Step 2: Convert to fraction form
2,831,903.65/3,908,034.18 = 1,542,753.43/x - Step 3: Cross multiply
2,831,903.65x = 3,908,034.18 × 1,542,753.43 - Step 4: Simplify right side
2,831,903.65x = 6,029,133,135,752.24 - Step 5: Solve for x
x = 6,029,133,135,752.24/2,831,903.65 - Step 6: Final answer
x = 2,129,003.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.