Finding the Fourth Proportional to 1,844,587.20, 2,766,880.80 and 1,471,339.20
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Solution
The fourth proportional to 1,844,587.20, 2,766,880.80 and 1,471,339.20 is: 2,207,008.80
Step by Step Solution
- Step 1: Write the proportion equation
1,844,587.20 : 2,766,880.80 = 1,471,339.20 : x - Step 2: Convert to fraction form
1,844,587.20/2,766,880.80 = 1,471,339.20/x - Step 3: Cross multiply
1,844,587.20x = 2,766,880.80 × 1,471,339.20 - Step 4: Simplify right side
1,844,587.20x = 4,071,020,182,767.36 - Step 5: Solve for x
x = 4,071,020,182,767.36/1,844,587.20 - Step 6: Final answer
x = 2,207,008.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.