Finding the Fourth Proportional to 1,564,090.70, 2,346,176.82 and 499,131.32
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Solution
The fourth proportional to 1,564,090.70, 2,346,176.82 and 499,131.32 is: 748,709.99
Step by Step Solution
- Step 1: Write the proportion equation
1,564,090.70 : 2,346,176.82 = 499,131.32 : x - Step 2: Convert to fraction form
1,564,090.70/2,346,176.82 = 499,131.32/x - Step 3: Cross multiply
1,564,090.70x = 2,346,176.82 × 499,131.32 - Step 4: Simplify right side
1,564,090.70x = 1,171,050,333,120.00 - Step 5: Solve for x
x = 1,171,050,333,120.00/1,564,090.70 - Step 6: Final answer
x = 748,709.99
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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.