Finding the Fourth Proportional to 1,506,138.40, 2,259,207.60 and 707,970.88
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Solution
The fourth proportional to 1,506,138.40, 2,259,207.60 and 707,970.88 is: 1,061,956.32
Step by Step Solution
- Step 1: Write the proportion equation
1,506,138.40 : 2,259,207.60 = 707,970.88 : x - Step 2: Convert to fraction form
1,506,138.40/2,259,207.60 = 707,970.88/x - Step 3: Cross multiply
1,506,138.40x = 2,259,207.60 × 707,970.88 - Step 4: Simplify right side
1,506,138.40x = 1,599,453,192,674.69 - Step 5: Solve for x
x = 1,599,453,192,674.69/1,506,138.40 - Step 6: Final answer
x = 1,061,956.32
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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.