Finding the Fourth Proportional to 1,804,745.42, 2,707,089.06 and 438,529.93
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Solution
The fourth proportional to 1,804,745.42, 2,707,089.06 and 438,529.93 is: 657,787.83
Step by Step Solution
- Step 1: Write the proportion equation
1,804,745.42 : 2,707,089.06 = 438,529.93 : x - Step 2: Convert to fraction form
1,804,745.42/2,707,089.06 = 438,529.93/x - Step 3: Cross multiply
1,804,745.42x = 2,707,089.06 × 438,529.93 - Step 4: Simplify right side
1,804,745.42x = 1,187,139,575,985.57 - Step 5: Solve for x
x = 1,187,139,575,985.57/1,804,745.42 - Step 6: Final answer
x = 657,787.83
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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.