Finding the Fourth Proportional to 1,935,982.88, 2,671,721.19 and 1,064,854.42
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Solution
The fourth proportional to 1,935,982.88, 2,671,721.19 and 1,064,854.42 is: 1,469,534.74
Step by Step Solution
- Step 1: Write the proportion equation
1,935,982.88 : 2,671,721.19 = 1,064,854.42 : x - Step 2: Convert to fraction form
1,935,982.88/2,671,721.19 = 1,064,854.42/x - Step 3: Cross multiply
1,935,982.88x = 2,671,721.19 × 1,064,854.42 - Step 4: Simplify right side
1,935,982.88x = 2,844,994,104,820.55 - Step 5: Solve for x
x = 2,844,994,104,820.55/1,935,982.88 - Step 6: Final answer
x = 1,469,534.74
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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.