Finding the Fourth Proportional to 2,079,246.60, 3,119,906.70 and 1,181,377.80
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Solution
The fourth proportional to 2,079,246.60, 3,119,906.70 and 1,181,377.80 is: 1,772,655.78
Step by Step Solution
- Step 1: Write the proportion equation
2,079,246.60 : 3,119,906.70 = 1,181,377.80 : x - Step 2: Convert to fraction form
2,079,246.60/3,119,906.70 = 1,181,377.80/x - Step 3: Cross multiply
2,079,246.60x = 3,119,906.70 × 1,181,377.80 - Step 4: Simplify right side
2,079,246.60x = 3,685,788,513,451.26 - Step 5: Solve for x
x = 3,685,788,513,451.26/2,079,246.60 - Step 6: Final answer
x = 1,772,655.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.