Finding the Fourth Proportional to 1,037,967.09, 1,432,362.09 and 608,533.23
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Solution
The fourth proportional to 1,037,967.09, 1,432,362.09 and 608,533.23 is: 839,756.81
Step by Step Solution
- Step 1: Write the proportion equation
1,037,967.09 : 1,432,362.09 = 608,533.23 : x - Step 2: Convert to fraction form
1,037,967.09/1,432,362.09 = 608,533.23/x - Step 3: Cross multiply
1,037,967.09x = 1,432,362.09 × 608,533.23 - Step 4: Simplify right side
1,037,967.09x = 871,639,929,157.25 - Step 5: Solve for x
x = 871,639,929,157.25/1,037,967.09 - Step 6: Final answer
x = 839,756.81
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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.