Finding the Fourth Proportional to 6,585,630.68, 9,878,446 and 4,341,243.80
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Solution
The fourth proportional to 6,585,630.68, 9,878,446 and 4,341,243.80 is: 6,511,865.69
Step by Step Solution
- Step 1: Write the proportion equation
6,585,630.68 : 9,878,446 = 4,341,243.80 : x - Step 2: Convert to fraction form
6,585,630.68/9,878,446 = 4,341,243.80/x - Step 3: Cross multiply
6,585,630.68x = 9,878,446 × 4,341,243.80 - Step 4: Simplify right side
6,585,630.68x = 42,884,742,451,134.80 - Step 5: Solve for x
x = 42,884,742,451,134.80/6,585,630.68 - Step 6: Final answer
x = 6,511,865.69
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1.5x scale
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.