Finding the Fourth Proportional to 1,699,748.90, 2,549,623.35 and 943,921.70
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Solution
The fourth proportional to 1,699,748.90, 2,549,623.35 and 943,921.70 is: 1,415,882.55
Step by Step Solution
- Step 1: Write the proportion equation
1,699,748.90 : 2,549,623.35 = 943,921.70 : x - Step 2: Convert to fraction form
1,699,748.90/2,549,623.35 = 943,921.70/x - Step 3: Cross multiply
1,699,748.90x = 2,549,623.35 × 943,921.70 - Step 4: Simplify right side
1,699,748.90x = 2,406,644,806,891.69 - Step 5: Solve for x
x = 2,406,644,806,891.69/1,699,748.90 - Step 6: Final answer
x = 1,415,882.55
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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.