Finding the Fourth Proportional to 3,769,048.40, 5,610,946.14 and 3,746,628.18
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Solution
The fourth proportional to 3,769,048.40, 5,610,946.14 and 3,746,628.18 is: 5,577,569.37
Step by Step Solution
- Step 1: Write the proportion equation
3,769,048.40 : 5,610,946.14 = 3,746,628.18 : x - Step 2: Convert to fraction form
3,769,048.40/5,610,946.14 = 3,746,628.18/x - Step 3: Cross multiply
3,769,048.40x = 5,610,946.14 × 3,746,628.18 - Step 4: Simplify right side
3,769,048.40x = 21,022,128,924,586.23 - Step 5: Solve for x
x = 21,022,128,924,586.23/3,769,048.40 - Step 6: Final answer
x = 5,577,569.37
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.