Finding the Fourth Proportional to 1,262,038.08, 1,741,599.36 and 689,076.48
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Solution
The fourth proportional to 1,262,038.08, 1,741,599.36 and 689,076.48 is: 950,918.34
Step by Step Solution
- Step 1: Write the proportion equation
1,262,038.08 : 1,741,599.36 = 689,076.48 : x - Step 2: Convert to fraction form
1,262,038.08/1,741,599.36 = 689,076.48/x - Step 3: Cross multiply
1,262,038.08x = 1,741,599.36 × 689,076.48 - Step 4: Simplify right side
1,262,038.08x = 1,200,095,156,559.05 - Step 5: Solve for x
x = 1,200,095,156,559.05/1,262,038.08 - Step 6: Final answer
x = 950,918.34
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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.