Finding the Fourth Proportional to 1,125,561.42, 1,553,262.99 and 609,303.67
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Solution
The fourth proportional to 1,125,561.42, 1,553,262.99 and 609,303.67 is: 840,832.69
Step by Step Solution
- Step 1: Write the proportion equation
1,125,561.42 : 1,553,262.99 = 609,303.67 : x - Step 2: Convert to fraction form
1,125,561.42/1,553,262.99 = 609,303.67/x - Step 3: Cross multiply
1,125,561.42x = 1,553,262.99 × 609,303.67 - Step 4: Simplify right side
1,125,561.42x = 946,408,834,114.13 - Step 5: Solve for x
x = 946,408,834,114.13/1,125,561.42 - Step 6: Final answer
x = 840,832.69
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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.