Finding the Fourth Proportional to 1,725,602,493.80, 2,588,403,740.70 and 1,197,562,716.20
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Solution
The fourth proportional to 1,725,602,493.80, 2,588,403,740.70 and 1,197,562,716.20 is: 1,796,344,074.30
Step by Step Solution
- Step 1: Write the proportion equation
1,725,602,493.80 : 2,588,403,740.70 = 1,197,562,716.20 : x - Step 2: Convert to fraction form
1,725,602,493.80/2,588,403,740.70 = 1,197,562,716.20/x - Step 3: Cross multiply
1,725,602,493.80x = 2,588,403,740.70 × 1,197,562,716.20 - Step 4: Simplify right side
1,725,602,493.80x = 3,099,775,814,334,932,480 - Step 5: Solve for x
x = 3,099,775,814,334,932,480/1,725,602,493.80 - Step 6: Final answer
x = 1,796,344,074.30
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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.