Finding the Fourth Proportional to 1,847,721.60, 2,771,193.60 and 782,798.40
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Solution
The fourth proportional to 1,847,721.60, 2,771,193.60 and 782,798.40 is: 1,174,032.88
Step by Step Solution
- Step 1: Write the proportion equation
1,847,721.60 : 2,771,193.60 = 782,798.40 : x - Step 2: Convert to fraction form
1,847,721.60/2,771,193.60 = 782,798.40/x - Step 3: Cross multiply
1,847,721.60x = 2,771,193.60 × 782,798.40 - Step 4: Simplify right side
1,847,721.60x = 2,169,285,916,170.24 - Step 5: Solve for x
x = 2,169,285,916,170.24/1,847,721.60 - Step 6: Final answer
x = 1,174,032.88
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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.