Finding the Fourth Proportional to 1,750,886.70, 2,626,330.05 and 753,614.70
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Solution
The fourth proportional to 1,750,886.70, 2,626,330.05 and 753,614.70 is: 1,130,422.05
Step by Step Solution
- Step 1: Write the proportion equation
1,750,886.70 : 2,626,330.05 = 753,614.70 : x - Step 2: Convert to fraction form
1,750,886.70/2,626,330.05 = 753,614.70/x - Step 3: Cross multiply
1,750,886.70x = 2,626,330.05 × 753,614.70 - Step 4: Simplify right side
1,750,886.70x = 1,979,240,932,731.73 - Step 5: Solve for x
x = 1,979,240,932,731.73/1,750,886.70 - Step 6: Final answer
x = 1,130,422.05
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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.