Finding the Fourth Proportional to 2,995,389.43, 4,135,630.70 and 1,772,086.93
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Solution
The fourth proportional to 2,995,389.43, 4,135,630.70 and 1,772,086.93 is: 2,446,659.20
Step by Step Solution
- Step 1: Write the proportion equation
2,995,389.43 : 4,135,630.70 = 1,772,086.93 : x - Step 2: Convert to fraction form
2,995,389.43/4,135,630.70 = 1,772,086.93/x - Step 3: Cross multiply
2,995,389.43x = 4,135,630.70 × 1,772,086.93 - Step 4: Simplify right side
2,995,389.43x = 7,328,697,110,776.75 - Step 5: Solve for x
x = 7,328,697,110,776.75/2,995,389.43 - Step 6: Final answer
x = 2,446,659.20
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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.