Finding the Fourth Proportional to 4,515,300.68, 6,772,882.28 and 3,129,155.76
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Solution
The fourth proportional to 4,515,300.68, 6,772,882.28 and 3,129,155.76 is: 4,693,686.00
Step by Step Solution
- Step 1: Write the proportion equation
4,515,300.68 : 6,772,882.28 = 3,129,155.76 : x - Step 2: Convert to fraction form
4,515,300.68/6,772,882.28 = 3,129,155.76/x - Step 3: Cross multiply
4,515,300.68x = 6,772,882.28 × 3,129,155.76 - Step 4: Simplify right side
4,515,300.68x = 21,193,403,598,263.93 - Step 5: Solve for x
x = 21,193,403,598,263.93/4,515,300.68 - Step 6: Final answer
x = 4,693,686.00
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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.