Finding the Fourth Proportional to 1,232,271.68, 1,700,473.80 and 688,299.16
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Solution
The fourth proportional to 1,232,271.68, 1,700,473.80 and 688,299.16 is: 949,818.70
Step by Step Solution
- Step 1: Write the proportion equation
1,232,271.68 : 1,700,473.80 = 688,299.16 : x - Step 2: Convert to fraction form
1,232,271.68/1,700,473.80 = 688,299.16/x - Step 3: Cross multiply
1,232,271.68x = 1,700,473.80 × 688,299.16 - Step 4: Simplify right side
1,232,271.68x = 1,170,434,688,142.01 - Step 5: Solve for x
x = 1,170,434,688,142.01/1,232,271.68 - Step 6: Final answer
x = 949,818.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.