Finding the Fourth Proportional to 1,778,855.96, 2,454,821.98 and 963,059.60
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Solution
The fourth proportional to 1,778,855.96, 2,454,821.98 and 963,059.60 is: 1,329,022.66
Step by Step Solution
- Step 1: Write the proportion equation
1,778,855.96 : 2,454,821.98 = 963,059.60 : x - Step 2: Convert to fraction form
1,778,855.96/2,454,821.98 = 963,059.60/x - Step 3: Cross multiply
1,778,855.96x = 2,454,821.98 × 963,059.60 - Step 4: Simplify right side
1,778,855.96x = 2,364,139,874,130.01 - Step 5: Solve for x
x = 2,364,139,874,130.01/1,778,855.96 - Step 6: Final answer
x = 1,329,022.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.