Finding the Fourth Proportional to 2,123,194.08, 3,182,547.60 and 1,447,600.62
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Solution
The fourth proportional to 2,123,194.08, 3,182,547.60 and 1,447,600.62 is: 2,169,871.29
Step by Step Solution
- Step 1: Write the proportion equation
2,123,194.08 : 3,182,547.60 = 1,447,600.62 : x - Step 2: Convert to fraction form
2,123,194.08/3,182,547.60 = 1,447,600.62/x - Step 3: Cross multiply
2,123,194.08x = 3,182,547.60 × 1,447,600.62 - Step 4: Simplify right side
2,123,194.08x = 4,607,057,878,939.51 - Step 5: Solve for x
x = 4,607,057,878,939.51/2,123,194.08 - Step 6: Final answer
x = 2,169,871.29
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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.