Finding the Fourth Proportional to 6,358,204.49, 8,774,384.67 and 3,457,658.39
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Solution
The fourth proportional to 6,358,204.49, 8,774,384.67 and 3,457,658.39 is: 4,771,602.55
Step by Step Solution
- Step 1: Write the proportion equation
6,358,204.49 : 8,774,384.67 = 3,457,658.39 : x - Step 2: Convert to fraction form
6,358,204.49/8,774,384.67 = 3,457,658.39/x - Step 3: Cross multiply
6,358,204.49x = 8,774,384.67 × 3,457,658.39 - Step 4: Simplify right side
6,358,204.49x = 30,338,824,727,440.96 - Step 5: Solve for x
x = 30,338,824,727,440.96/6,358,204.49 - Step 6: Final answer
x = 4,771,602.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.