Finding the Fourth Proportional to 1,235,871.70, 1,852,252.35 and 1,095,903.70
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Solution
The fourth proportional to 1,235,871.70, 1,852,252.35 and 1,095,903.70 is: 1,642,476.48
Step by Step Solution
- Step 1: Write the proportion equation
1,235,871.70 : 1,852,252.35 = 1,095,903.70 : x - Step 2: Convert to fraction form
1,235,871.70/1,852,252.35 = 1,095,903.70/x - Step 3: Cross multiply
1,235,871.70x = 1,852,252.35 × 1,095,903.70 - Step 4: Simplify right side
1,235,871.70x = 2,029,890,203,698.70 - Step 5: Solve for x
x = 2,029,890,203,698.70/1,235,871.70 - Step 6: Final answer
x = 1,642,476.48
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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.