Finding the Fourth Proportional to 1,292,774.95, 1,934,438.44 and 760,546.63
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Solution
The fourth proportional to 1,292,774.95, 1,934,438.44 and 760,546.63 is: 1,138,040.80
Step by Step Solution
- Step 1: Write the proportion equation
1,292,774.95 : 1,934,438.44 = 760,546.63 : x - Step 2: Convert to fraction form
1,292,774.95/1,934,438.44 = 760,546.63/x - Step 3: Cross multiply
1,292,774.95x = 1,934,438.44 × 760,546.63 - Step 4: Simplify right side
1,292,774.95x = 1,471,230,636,484.46 - Step 5: Solve for x
x = 1,471,230,636,484.46/1,292,774.95 - Step 6: Final answer
x = 1,138,040.80
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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.