Finding the Fourth Proportional to 1,358,967.50, 1,875,327.36 and 747,115.84
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Solution
The fourth proportional to 1,358,967.50, 1,875,327.36 and 747,115.84 is: 1,030,993.59
Step by Step Solution
- Step 1: Write the proportion equation
1,358,967.50 : 1,875,327.36 = 747,115.84 : x - Step 2: Convert to fraction form
1,358,967.50/1,875,327.36 = 747,115.84/x - Step 3: Cross multiply
1,358,967.50x = 1,875,327.36 × 747,115.84 - Step 4: Simplify right side
1,358,967.50x = 1,401,086,775,841.38 - Step 5: Solve for x
x = 1,401,086,775,841.38/1,358,967.50 - Step 6: Final answer
x = 1,030,993.59
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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.