Finding the Fourth Proportional to 1,198,173.41, 1,653,688.65 and 708,122.00
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Solution
The fourth proportional to 1,198,173.41, 1,653,688.65 and 708,122.00 is: 977,332.08
Step by Step Solution
- Step 1: Write the proportion equation
1,198,173.41 : 1,653,688.65 = 708,122.00 : x - Step 2: Convert to fraction form
1,198,173.41/1,653,688.65 = 708,122.00/x - Step 3: Cross multiply
1,198,173.41x = 1,653,688.65 × 708,122.00 - Step 4: Simplify right side
1,198,173.41x = 1,171,013,305,946.86 - Step 5: Solve for x
x = 1,171,013,305,946.86/1,198,173.41 - Step 6: Final answer
x = 977,332.08
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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.