Finding the Fourth Proportional to 1,450,819.48, 2,177,910.57 and 778,214.52
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Solution
The fourth proportional to 1,450,819.48, 2,177,910.57 and 778,214.52 is: 1,168,223.65
Step by Step Solution
- Step 1: Write the proportion equation
1,450,819.48 : 2,177,910.57 = 778,214.52 : x - Step 2: Convert to fraction form
1,450,819.48/2,177,910.57 = 778,214.52/x - Step 3: Cross multiply
1,450,819.48x = 2,177,910.57 × 778,214.52 - Step 4: Simplify right side
1,450,819.48x = 1,694,881,628,835.48 - Step 5: Solve for x
x = 1,694,881,628,835.48/1,450,819.48 - Step 6: Final answer
x = 1,168,223.65
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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.