Finding the Fourth Proportional to 2,398,206.16, 3,309,484.36 and 1,310,452.66
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Solution
The fourth proportional to 2,398,206.16, 3,309,484.36 and 1,310,452.66 is: 1,808,402.74
Step by Step Solution
- Step 1: Write the proportion equation
2,398,206.16 : 3,309,484.36 = 1,310,452.66 : x - Step 2: Convert to fraction form
2,398,206.16/3,309,484.36 = 1,310,452.66/x - Step 3: Cross multiply
2,398,206.16x = 3,309,484.36 × 1,310,452.66 - Step 4: Simplify right side
2,398,206.16x = 4,336,922,582,790.40 - Step 5: Solve for x
x = 4,336,922,582,790.40/2,398,206.16 - Step 6: Final answer
x = 1,808,402.74
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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.