Finding the Fourth Proportional to 1,413,822.48, 2,121,666.84 and 749,441.04
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Solution
The fourth proportional to 1,413,822.48, 2,121,666.84 and 749,441.04 is: 1,124,656.19
Step by Step Solution
- Step 1: Write the proportion equation
1,413,822.48 : 2,121,666.84 = 749,441.04 : x - Step 2: Convert to fraction form
1,413,822.48/2,121,666.84 = 749,441.04/x - Step 3: Cross multiply
1,413,822.48x = 2,121,666.84 × 749,441.04 - Step 4: Simplify right side
1,413,822.48x = 1,590,064,203,103.11 - Step 5: Solve for x
x = 1,590,064,203,103.11/1,413,822.48 - Step 6: Final answer
x = 1,124,656.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.