Finding the Fourth Proportional to 2,266,996.60, 3,123,134.05 and 1,577,482.68
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Solution
The fourth proportional to 2,266,996.60, 3,123,134.05 and 1,577,482.68 is: 2,173,223.32
Step by Step Solution
- Step 1: Write the proportion equation
2,266,996.60 : 3,123,134.05 = 1,577,482.68 : x - Step 2: Convert to fraction form
2,266,996.60/3,123,134.05 = 1,577,482.68/x - Step 3: Cross multiply
2,266,996.60x = 3,123,134.05 × 1,577,482.68 - Step 4: Simplify right side
2,266,996.60x = 4,926,689,871,193.25 - Step 5: Solve for x
x = 4,926,689,871,193.25/2,266,996.60 - Step 6: Final answer
x = 2,173,223.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.