Finding the Fourth Proportional to 1,248,753.24, 1,872,371.16 and 489,685.14
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Solution
The fourth proportional to 1,248,753.24, 1,872,371.16 and 489,685.14 is: 734,230.19
Step by Step Solution
- Step 1: Write the proportion equation
1,248,753.24 : 1,872,371.16 = 489,685.14 : x - Step 2: Convert to fraction form
1,248,753.24/1,872,371.16 = 489,685.14/x - Step 3: Cross multiply
1,248,753.24x = 1,872,371.16 × 489,685.14 - Step 4: Simplify right side
1,248,753.24x = 916,872,333,616.56 - Step 5: Solve for x
x = 916,872,333,616.56/1,248,753.24 - Step 6: Final answer
x = 734,230.19
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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.