Finding the Fourth Proportional to 1,781,620.30, 2,672,159.91 and 583,516.09
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Solution
The fourth proportional to 1,781,620.30, 2,672,159.91 and 583,516.09 is: 875,185.53
Step by Step Solution
- Step 1: Write the proportion equation
1,781,620.30 : 2,672,159.91 = 583,516.09 : x - Step 2: Convert to fraction form
1,781,620.30/2,672,159.91 = 583,516.09/x - Step 3: Cross multiply
1,781,620.30x = 2,672,159.91 × 583,516.09 - Step 4: Simplify right side
1,781,620.30x = 1,559,248,302,537.95 - Step 5: Solve for x
x = 1,559,248,302,537.95/1,781,620.30 - Step 6: Final answer
x = 875,185.53
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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.