Finding the Fourth Proportional to 1,197,141.68, 1,652,090.76 and 653,312.68
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Solution
The fourth proportional to 1,197,141.68, 1,652,090.76 and 653,312.68 is: 901,590.73
Step by Step Solution
- Step 1: Write the proportion equation
1,197,141.68 : 1,652,090.76 = 653,312.68 : x - Step 2: Convert to fraction form
1,197,141.68/1,652,090.76 = 653,312.68/x - Step 3: Cross multiply
1,197,141.68x = 1,652,090.76 × 653,312.68 - Step 4: Simplify right side
1,197,141.68x = 1,079,331,837,888.61 - Step 5: Solve for x
x = 1,079,331,837,888.61/1,197,141.68 - Step 6: Final answer
x = 901,590.73
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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.