Finding the Fourth Proportional to 1,913,176.13, 2,869,929.42 and 493,220.21
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Solution
The fourth proportional to 1,913,176.13, 2,869,929.42 and 493,220.21 is: 739,872.90
Step by Step Solution
- Step 1: Write the proportion equation
1,913,176.13 : 2,869,929.42 = 493,220.21 : x - Step 2: Convert to fraction form
1,913,176.13/2,869,929.42 = 493,220.21/x - Step 3: Cross multiply
1,913,176.13x = 2,869,929.42 × 493,220.21 - Step 4: Simplify right side
1,913,176.13x = 1,415,507,176,867.93 - Step 5: Solve for x
x = 1,415,507,176,867.93/1,913,176.13 - Step 6: Final answer
x = 739,872.90
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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.