Finding the Fourth Proportional to 1,357,231.13, 2,035,845.38 and 346,353.09
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Solution
The fourth proportional to 1,357,231.13, 2,035,845.38 and 346,353.09 is: 519,529.30
Step by Step Solution
- Step 1: Write the proportion equation
1,357,231.13 : 2,035,845.38 = 346,353.09 : x - Step 2: Convert to fraction form
1,357,231.13/2,035,845.38 = 346,353.09/x - Step 3: Cross multiply
1,357,231.13x = 2,035,845.38 × 346,353.09 - Step 4: Simplify right side
1,357,231.13x = 705,121,341,509.49 - Step 5: Solve for x
x = 705,121,341,509.49/1,357,231.13 - Step 6: Final answer
x = 519,529.30
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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.