Finding the Fourth Proportional to 4,343,897.10, 6,509,430.45 and 3,148,337.10
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Solution
The fourth proportional to 4,343,897.10, 6,509,430.45 and 3,148,337.10 is: 4,717,856.09
Step by Step Solution
- Step 1: Write the proportion equation
4,343,897.10 : 6,509,430.45 = 3,148,337.10 : x - Step 2: Convert to fraction form
4,343,897.10/6,509,430.45 = 3,148,337.10/x - Step 3: Cross multiply
4,343,897.10x = 6,509,430.45 × 3,148,337.10 - Step 4: Simplify right side
4,343,897.10x = 20,493,881,385,604.70 - Step 5: Solve for x
x = 20,493,881,385,604.70/4,343,897.10 - Step 6: Final answer
x = 4,717,856.09
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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.