Finding the Fourth Proportional to 1,996,276.08, 2,996,545.23 and 859,601.07
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Solution
The fourth proportional to 1,996,276.08, 2,996,545.23 and 859,601.07 is: 1,290,319.27
Step by Step Solution
- Step 1: Write the proportion equation
1,996,276.08 : 2,996,545.23 = 859,601.07 : x - Step 2: Convert to fraction form
1,996,276.08/2,996,545.23 = 859,601.07/x - Step 3: Cross multiply
1,996,276.08x = 2,996,545.23 × 859,601.07 - Step 4: Simplify right side
1,996,276.08x = 2,575,833,486,011.40 - Step 5: Solve for x
x = 2,575,833,486,011.40/1,996,276.08 - Step 6: Final answer
x = 1,290,319.27
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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.