Finding the Fourth Proportional to 1,684,298.12, 2,324,337.30 and 920,351.66
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Solution
The fourth proportional to 1,684,298.12, 2,324,337.30 and 920,351.66 is: 1,270,088.51
Step by Step Solution
- Step 1: Write the proportion equation
1,684,298.12 : 2,324,337.30 = 920,351.66 : x - Step 2: Convert to fraction form
1,684,298.12/2,324,337.30 = 920,351.66/x - Step 3: Cross multiply
1,684,298.12x = 2,324,337.30 × 920,351.66 - Step 4: Simplify right side
1,684,298.12x = 2,139,207,692,454.92 - Step 5: Solve for x
x = 2,139,207,692,454.92/1,684,298.12 - Step 6: Final answer
x = 1,270,088.51
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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.