Finding the Fourth Proportional to 1,135,677.84, 1,566,740.52 and 747,992.40
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Solution
The fourth proportional to 1,135,677.84, 1,566,740.52 and 747,992.40 is: 1,031,903.56
Step by Step Solution
- Step 1: Write the proportion equation
1,135,677.84 : 1,566,740.52 = 747,992.40 : x - Step 2: Convert to fraction form
1,135,677.84/1,566,740.52 = 747,992.40/x - Step 3: Cross multiply
1,135,677.84x = 1,566,740.52 × 747,992.40 - Step 4: Simplify right side
1,135,677.84x = 1,171,910,001,732.05 - Step 5: Solve for x
x = 1,171,910,001,732.05/1,135,677.84 - Step 6: Final answer
x = 1,031,903.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.