Finding the Fourth Proportional to 1,847,710.20, 2,771,565.30 and 1,217,335.80
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Solution
The fourth proportional to 1,847,710.20, 2,771,565.30 and 1,217,335.80 is: 1,826,003.70
Step by Step Solution
- Step 1: Write the proportion equation
1,847,710.20 : 2,771,565.30 = 1,217,335.80 : x - Step 2: Convert to fraction form
1,847,710.20/2,771,565.30 = 1,217,335.80/x - Step 3: Cross multiply
1,847,710.20x = 2,771,565.30 × 1,217,335.80 - Step 4: Simplify right side
1,847,710.20x = 3,373,925,661,727.74 - Step 5: Solve for x
x = 3,373,925,661,727.74/1,847,710.20 - Step 6: Final answer
x = 1,826,003.70
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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.