Finding the Fourth Proportional to 4,803,305.43, 7,205,831.33 and 2,278,937.19
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Solution
The fourth proportional to 4,803,305.43, 7,205,831.33 and 2,278,937.19 is: 3,418,820.07
Step by Step Solution
- Step 1: Write the proportion equation
4,803,305.43 : 7,205,831.33 = 2,278,937.19 : x - Step 2: Convert to fraction form
4,803,305.43/7,205,831.33 = 2,278,937.19/x - Step 3: Cross multiply
4,803,305.43x = 7,205,831.33 × 2,278,937.19 - Step 4: Simplify right side
4,803,305.43x = 16,421,636,991,409.48 - Step 5: Solve for x
x = 16,421,636,991,409.48/4,803,305.43 - Step 6: Final answer
x = 3,418,820.07
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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.