Finding the Fourth Proportional to 1,202,165.28, 1,658,988.09 and 692,900.46
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Solution
The fourth proportional to 1,202,165.28, 1,658,988.09 and 692,900.46 is: 956,202.64
Step by Step Solution
- Step 1: Write the proportion equation
1,202,165.28 : 1,658,988.09 = 692,900.46 : x - Step 2: Convert to fraction form
1,202,165.28/1,658,988.09 = 692,900.46/x - Step 3: Cross multiply
1,202,165.28x = 1,658,988.09 × 692,900.46 - Step 4: Simplify right side
1,202,165.28x = 1,149,513,610,695.52 - Step 5: Solve for x
x = 1,149,513,610,695.52/1,202,165.28 - Step 6: Final answer
x = 956,202.64
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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.