Finding the Fourth Proportional to 2,877,971.97, 4,316,206.17 and 855,671.28
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Solution
The fourth proportional to 2,877,971.97, 4,316,206.17 and 855,671.28 is: 1,283,283.40
Step by Step Solution
- Step 1: Write the proportion equation
2,877,971.97 : 4,316,206.17 = 855,671.28 : x - Step 2: Convert to fraction form
2,877,971.97/4,316,206.17 = 855,671.28/x - Step 3: Cross multiply
2,877,971.97x = 4,316,206.17 × 855,671.28 - Step 4: Simplify right side
2,877,971.97x = 3,693,253,658,227.80 - Step 5: Solve for x
x = 3,693,253,658,227.80/2,877,971.97 - Step 6: Final answer
x = 1,283,283.40
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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.