Finding the Fourth Proportional to 1,869,102.01, 2,803,652.70 and 449,158.09
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Solution
The fourth proportional to 1,869,102.01, 2,803,652.70 and 449,158.09 is: 673,737.05
Step by Step Solution
- Step 1: Write the proportion equation
1,869,102.01 : 2,803,652.70 = 449,158.09 : x - Step 2: Convert to fraction form
1,869,102.01/2,803,652.70 = 449,158.09/x - Step 3: Cross multiply
1,869,102.01x = 2,803,652.70 × 449,158.09 - Step 4: Simplify right side
1,869,102.01x = 1,259,283,281,854.67 - Step 5: Solve for x
x = 1,259,283,281,854.67/1,869,102.01 - Step 6: Final answer
x = 673,737.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.