Finding the Fourth Proportional to 1,964,727.24, 2,711,695.02 and 1,230,023.28
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Solution
The fourth proportional to 1,964,727.24, 2,711,695.02 and 1,230,023.28 is: 1,697,664.66
Step by Step Solution
- Step 1: Write the proportion equation
1,964,727.24 : 2,711,695.02 = 1,230,023.28 : x - Step 2: Convert to fraction form
1,964,727.24/2,711,695.02 = 1,230,023.28/x - Step 3: Cross multiply
1,964,727.24x = 2,711,695.02 × 1,230,023.28 - Step 4: Simplify right side
1,964,727.24x = 3,335,448,002,860.07 - Step 5: Solve for x
x = 3,335,448,002,860.07/1,964,727.24 - Step 6: Final answer
x = 1,697,664.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.