Finding the Fourth Proportional to 1,133,160.60, 1,699,740.90 and 634,459.80
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Solution
The fourth proportional to 1,133,160.60, 1,699,740.90 and 634,459.80 is: 951,689.70
Step by Step Solution
- Step 1: Write the proportion equation
1,133,160.60 : 1,699,740.90 = 634,459.80 : x - Step 2: Convert to fraction form
1,133,160.60/1,699,740.90 = 634,459.80/x - Step 3: Cross multiply
1,133,160.60x = 1,699,740.90 × 634,459.80 - Step 4: Simplify right side
1,133,160.60x = 1,078,417,271,465.82 - Step 5: Solve for x
x = 1,078,417,271,465.82/1,133,160.60 - Step 6: Final answer
x = 951,689.70
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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.