Finding the Fourth Proportional to 1,874,927.94, 2,808,630.27 and 862,639.62
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Solution
The fourth proportional to 1,874,927.94, 2,808,630.27 and 862,639.62 is: 1,292,228.73
Step by Step Solution
- Step 1: Write the proportion equation
1,874,927.94 : 2,808,630.27 = 862,639.62 : x - Step 2: Convert to fraction form
1,874,927.94/2,808,630.27 = 862,639.62/x - Step 3: Cross multiply
1,874,927.94x = 2,808,630.27 × 862,639.62 - Step 4: Simplify right side
1,874,927.94x = 2,422,835,748,833.30 - Step 5: Solve for x
x = 2,422,835,748,833.30/1,874,927.94 - Step 6: Final answer
x = 1,292,228.73
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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.