Finding the Fourth Proportional to 4,320,665.64, 6,480,920.70 and 1,480,792.68
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Solution
The fourth proportional to 4,320,665.64, 6,480,920.70 and 1,480,792.68 is: 2,221,162.37
Step by Step Solution
- Step 1: Write the proportion equation
4,320,665.64 : 6,480,920.70 = 1,480,792.68 : x - Step 2: Convert to fraction form
4,320,665.64/6,480,920.70 = 1,480,792.68/x - Step 3: Cross multiply
4,320,665.64x = 6,480,920.70 × 1,480,792.68 - Step 4: Simplify right side
4,320,665.64x = 9,596,899,932,220.48 - Step 5: Solve for x
x = 9,596,899,932,220.48/4,320,665.64 - Step 6: Final answer
x = 2,221,162.37
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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.