Finding the Fourth Proportional to 1,358,951.63, 1,875,305.48 and 747,099.95
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Solution
The fourth proportional to 1,358,951.63, 1,875,305.48 and 747,099.95 is: 1,030,971.66
Step by Step Solution
- Step 1: Write the proportion equation
1,358,951.63 : 1,875,305.48 = 747,099.95 : x - Step 2: Convert to fraction form
1,358,951.63/1,875,305.48 = 747,099.95/x - Step 3: Cross multiply
1,358,951.63x = 1,875,305.48 × 747,099.95 - Step 4: Simplify right side
1,358,951.63x = 1,401,040,617,230.70 - Step 5: Solve for x
x = 1,401,040,617,230.70/1,358,951.63 - Step 6: Final answer
x = 1,030,971.66
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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.