Finding the Fourth Proportional to 1,418,702.58, 1,957,297.96 and 1,092,115.47
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Solution
The fourth proportional to 1,418,702.58, 1,957,297.96 and 1,092,115.47 is: 1,506,725.52
Step by Step Solution
- Step 1: Write the proportion equation
1,418,702.58 : 1,957,297.96 = 1,092,115.47 : x - Step 2: Convert to fraction form
1,418,702.58/1,957,297.96 = 1,092,115.47/x - Step 3: Cross multiply
1,418,702.58x = 1,957,297.96 × 1,092,115.47 - Step 4: Simplify right side
1,418,702.58x = 2,137,595,378,785.15 - Step 5: Solve for x
x = 2,137,595,378,785.15/1,418,702.58 - Step 6: Final answer
x = 1,506,725.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.