Finding the Fourth Proportional to 1,560,107.48, 2,340,248.76 and 438,089
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Solution
The fourth proportional to 1,560,107.48, 2,340,248.76 and 438,089 is: 657,158.08
Step by Step Solution
- Step 1: Write the proportion equation
1,560,107.48 : 2,340,248.76 = 438,089 : x - Step 2: Convert to fraction form
1,560,107.48/2,340,248.76 = 438,089/x - Step 3: Cross multiply
1,560,107.48x = 2,340,248.76 × 438,089 - Step 4: Simplify right side
1,560,107.48x = 1,025,237,239,019.64 - Step 5: Solve for x
x = 1,025,237,239,019.64/1,560,107.48 - Step 6: Final answer
x = 657,158.08
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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.