Finding the Fourth Proportional to 2,948,383.81, 4,422,409.37 and 1,306,588.20
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Solution
The fourth proportional to 2,948,383.81, 4,422,409.37 and 1,306,588.20 is: 1,959,808.58
Step by Step Solution
- Step 1: Write the proportion equation
2,948,383.81 : 4,422,409.37 = 1,306,588.20 : x - Step 2: Convert to fraction form
2,948,383.81/4,422,409.37 = 1,306,588.20/x - Step 3: Cross multiply
2,948,383.81x = 4,422,409.37 × 1,306,588.20 - Step 4: Simplify right side
2,948,383.81x = 5,778,267,898,411.43 - Step 5: Solve for x
x = 5,778,267,898,411.43/2,948,383.81 - Step 6: Final answer
x = 1,959,808.58
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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.