Finding the Fourth Proportional to 1,206,449.84, 1,809,762.60 and 407,465.84
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Solution
The fourth proportional to 1,206,449.84, 1,809,762.60 and 407,465.84 is: 611,228.43
Step by Step Solution
- Step 1: Write the proportion equation
1,206,449.84 : 1,809,762.60 = 407,465.84 : x - Step 2: Convert to fraction form
1,206,449.84/1,809,762.60 = 407,465.84/x - Step 3: Cross multiply
1,206,449.84x = 1,809,762.60 × 407,465.84 - Step 4: Simplify right side
1,206,449.84x = 737,416,438,009.58 - Step 5: Solve for x
x = 737,416,438,009.58/1,206,449.84 - Step 6: Final answer
x = 611,228.43
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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.