Finding the Fourth Proportional to 2,894,021.40, 3,993,727.06 and 1,604,865.08
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Solution
The fourth proportional to 2,894,021.40, 3,993,727.06 and 1,604,865.08 is: 2,214,701.35
Step by Step Solution
- Step 1: Write the proportion equation
2,894,021.40 : 3,993,727.06 = 1,604,865.08 : x - Step 2: Convert to fraction form
2,894,021.40/3,993,727.06 = 1,604,865.08/x - Step 3: Cross multiply
2,894,021.40x = 3,993,727.06 × 1,604,865.08 - Step 4: Simplify right side
2,894,021.40x = 6,409,393,097,645.07 - Step 5: Solve for x
x = 6,409,393,097,645.07/2,894,021.40 - Step 6: Final answer
x = 2,214,701.35
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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.