Finding the Fourth Proportional to 1,447,188.62, 1,996,800.50 and 835,211.35
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Solution
The fourth proportional to 1,447,188.62, 1,996,800.50 and 835,211.35 is: 1,152,407.09
Step by Step Solution
- Step 1: Write the proportion equation
1,447,188.62 : 1,996,800.50 = 835,211.35 : x - Step 2: Convert to fraction form
1,447,188.62/1,996,800.50 = 835,211.35/x - Step 3: Cross multiply
1,447,188.62x = 1,996,800.50 × 835,211.35 - Step 4: Simplify right side
1,447,188.62x = 1,667,750,427,125.62 - Step 5: Solve for x
x = 1,667,750,427,125.62/1,447,188.62 - Step 6: Final answer
x = 1,152,407.09
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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.