Finding the Fourth Proportional to 4,276,681.84, 6,414,247.76 and 1,717,793.40
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Solution
The fourth proportional to 4,276,681.84, 6,414,247.76 and 1,717,793.40 is: 2,576,378.81
Step by Step Solution
- Step 1: Write the proportion equation
4,276,681.84 : 6,414,247.76 = 1,717,793.40 : x - Step 2: Convert to fraction form
4,276,681.84/6,414,247.76 = 1,717,793.40/x - Step 3: Cross multiply
4,276,681.84x = 6,414,247.76 × 1,717,793.40 - Step 4: Simplify right side
4,276,681.84x = 11,018,352,468,092.78 - Step 5: Solve for x
x = 11,018,352,468,092.78/4,276,681.84 - Step 6: Final answer
x = 2,576,378.81
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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.