Finding the Fourth Proportional to 2,667,903.16, 4,001,864.22 and 646,148.44
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Solution
The fourth proportional to 2,667,903.16, 4,001,864.22 and 646,148.44 is: 969,224.96
Step by Step Solution
- Step 1: Write the proportion equation
2,667,903.16 : 4,001,864.22 = 646,148.44 : x - Step 2: Convert to fraction form
2,667,903.16/4,001,864.22 = 646,148.44/x - Step 3: Cross multiply
2,667,903.16x = 4,001,864.22 × 646,148.44 - Step 4: Simplify right side
2,667,903.16x = 2,585,798,326,938.53 - Step 5: Solve for x
x = 2,585,798,326,938.53/2,667,903.16 - Step 6: Final answer
x = 969,224.96
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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.