Finding the Fourth Proportional to 1,497,945.76, 2,246,935.05 and 432,997.05
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Solution
The fourth proportional to 1,497,945.76, 2,246,935.05 and 432,997.05 is: 649,500.32
Step by Step Solution
- Step 1: Write the proportion equation
1,497,945.76 : 2,246,935.05 = 432,997.05 : x - Step 2: Convert to fraction form
1,497,945.76/2,246,935.05 = 432,997.05/x - Step 3: Cross multiply
1,497,945.76x = 2,246,935.05 × 432,997.05 - Step 4: Simplify right side
1,497,945.76x = 972,916,248,191.60 - Step 5: Solve for x
x = 972,916,248,191.60/1,497,945.76 - Step 6: Final answer
x = 649,500.32
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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.