Finding the Fourth Proportional to 2,564,676.32, 3,539,148.73 and 1,476,988.88
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Solution
The fourth proportional to 2,564,676.32, 3,539,148.73 and 1,476,988.88 is: 2,038,184.42
Step by Step Solution
- Step 1: Write the proportion equation
2,564,676.32 : 3,539,148.73 = 1,476,988.88 : x - Step 2: Convert to fraction form
2,564,676.32/3,539,148.73 = 1,476,988.88/x - Step 3: Cross multiply
2,564,676.32x = 3,539,148.73 × 1,476,988.88 - Step 4: Simplify right side
2,564,676.32x = 5,227,283,297,487.91 - Step 5: Solve for x
x = 5,227,283,297,487.91/2,564,676.32 - Step 6: Final answer
x = 2,038,184.42
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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.