Finding the Fourth Proportional to 1,118,201.64, 1,675,750.68 and 509,502.38
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Solution
The fourth proportional to 1,118,201.64, 1,675,750.68 and 509,502.38 is: 763,546.51
Step by Step Solution
- Step 1: Write the proportion equation
1,118,201.64 : 1,675,750.68 = 509,502.38 : x - Step 2: Convert to fraction form
1,118,201.64/1,675,750.68 = 509,502.38/x - Step 3: Cross multiply
1,118,201.64x = 1,675,750.68 × 509,502.38 - Step 4: Simplify right side
1,118,201.64x = 853,798,959,746.62 - Step 5: Solve for x
x = 853,798,959,746.62/1,118,201.64 - Step 6: Final answer
x = 763,546.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.