Finding the Fourth Proportional to 1,032,828.14, 1,425,471.94 and 860,472.80
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Solution
The fourth proportional to 1,032,828.14, 1,425,471.94 and 860,472.80 is: 1,187,593.35
Step by Step Solution
- Step 1: Write the proportion equation
1,032,828.14 : 1,425,471.94 = 860,472.80 : x - Step 2: Convert to fraction form
1,032,828.14/1,425,471.94 = 860,472.80/x - Step 3: Cross multiply
1,032,828.14x = 1,425,471.94 × 860,472.80 - Step 4: Simplify right side
1,032,828.14x = 1,226,579,830,826.98 - Step 5: Solve for x
x = 1,226,579,830,826.98/1,032,828.14 - Step 6: Final answer
x = 1,187,593.35
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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.