Finding the Fourth Proportional to 3,048,574.02, 4,206,728.96 and 1,759,829.60
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Solution
The fourth proportional to 3,048,574.02, 4,206,728.96 and 1,759,829.60 is: 2,428,389.83
Step by Step Solution
- Step 1: Write the proportion equation
3,048,574.02 : 4,206,728.96 = 1,759,829.60 : x - Step 2: Convert to fraction form
3,048,574.02/4,206,728.96 = 1,759,829.60/x - Step 3: Cross multiply
3,048,574.02x = 4,206,728.96 × 1,759,829.60 - Step 4: Simplify right side
3,048,574.02x = 7,403,126,142,985.22 - Step 5: Solve for x
x = 7,403,126,142,985.22/3,048,574.02 - Step 6: Final answer
x = 2,428,389.83
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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.