Finding the Fourth Proportional to 4,902,154.92, 7,353,430.14 and 1,707,604.20
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Solution
The fourth proportional to 4,902,154.92, 7,353,430.14 and 1,707,604.20 is: 2,561,475.19
Step by Step Solution
- Step 1: Write the proportion equation
4,902,154.92 : 7,353,430.14 = 1,707,604.20 : x - Step 2: Convert to fraction form
4,902,154.92/7,353,430.14 = 1,707,604.20/x - Step 3: Cross multiply
4,902,154.92x = 7,353,430.14 × 1,707,604.20 - Step 4: Simplify right side
4,902,154.92x = 12,556,748,191,470.59 - Step 5: Solve for x
x = 12,556,748,191,470.59/4,902,154.92 - Step 6: Final answer
x = 2,561,475.19
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1.5x scale
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.