Finding the Fourth Proportional to 4,890,328.23, 7,336,337.87 and 1,651,889.49
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Solution
The fourth proportional to 4,890,328.23, 7,336,337.87 and 1,651,889.49 is: 2,478,119.84
Step by Step Solution
- Step 1: Write the proportion equation
4,890,328.23 : 7,336,337.87 = 1,651,889.49 : x - Step 2: Convert to fraction form
4,890,328.23/7,336,337.87 = 1,651,889.49/x - Step 3: Cross multiply
4,890,328.23x = 7,336,337.87 × 1,651,889.49 - Step 4: Simplify right side
4,890,328.23x = 12,118,819,422,541.99 - Step 5: Solve for x
x = 12,118,819,422,541.99/4,890,328.23 - Step 6: Final answer
x = 2,478,119.84
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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.