Finding the Fourth Proportional to 4,248,547.43, 6,372,815.36 and 1,972,827.42
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Solution
The fourth proportional to 4,248,547.43, 6,372,815.36 and 1,972,827.42 is: 2,959,238.44
Step by Step Solution
- Step 1: Write the proportion equation
4,248,547.43 : 6,372,815.36 = 1,972,827.42 : x - Step 2: Convert to fraction form
4,248,547.43/6,372,815.36 = 1,972,827.42/x - Step 3: Cross multiply
4,248,547.43x = 6,372,815.36 × 1,972,827.42 - Step 4: Simplify right side
4,248,547.43x = 12,572,464,884,805.17 - Step 5: Solve for x
x = 12,572,464,884,805.17/4,248,547.43 - Step 6: Final answer
x = 2,959,238.44
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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.