Finding the Fourth Proportional to 1,693,878.98, 2,337,556.88 and 929,981.75
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Solution
The fourth proportional to 1,693,878.98, 2,337,556.88 and 929,981.75 is: 1,283,376.95
Step by Step Solution
- Step 1: Write the proportion equation
1,693,878.98 : 2,337,556.88 = 929,981.75 : x - Step 2: Convert to fraction form
1,693,878.98/2,337,556.88 = 929,981.75/x - Step 3: Cross multiply
1,693,878.98x = 2,337,556.88 × 929,981.75 - Step 4: Simplify right side
1,693,878.98x = 2,173,885,228,624.11 - Step 5: Solve for x
x = 2,173,885,228,624.11/1,693,878.98 - Step 6: Final answer
x = 1,283,376.95
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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.