Finding the Fourth Proportional to 2,758,618.62, 4,138,259.76 and 912,192.84
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Solution
The fourth proportional to 2,758,618.62, 4,138,259.76 and 912,192.84 is: 1,368,398.99
Step by Step Solution
- Step 1: Write the proportion equation
2,758,618.62 : 4,138,259.76 = 912,192.84 : x - Step 2: Convert to fraction form
2,758,618.62/4,138,259.76 = 912,192.84/x - Step 3: Cross multiply
2,758,618.62x = 4,138,259.76 × 912,192.84 - Step 4: Simplify right side
2,758,618.62x = 3,774,890,923,132.12 - Step 5: Solve for x
x = 3,774,890,923,132.12/2,758,618.62 - Step 6: Final answer
x = 1,368,398.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.