Finding the Fourth Proportional to 1,197,141.67, 1,652,090.61 and 653,312.58
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Solution
The fourth proportional to 1,197,141.67, 1,652,090.61 and 653,312.58 is: 901,590.52
Step by Step Solution
- Step 1: Write the proportion equation
1,197,141.67 : 1,652,090.61 = 653,312.58 : x - Step 2: Convert to fraction form
1,197,141.67/1,652,090.61 = 653,312.58/x - Step 3: Cross multiply
1,197,141.67x = 1,652,090.61 × 653,312.58 - Step 4: Simplify right side
1,197,141.67x = 1,079,331,578,812.87 - Step 5: Solve for x
x = 1,079,331,578,812.87/1,197,141.67 - Step 6: Final answer
x = 901,590.52
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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.