Finding the Fourth Proportional to 1,369,153.99, 2,054,740.05 and 649,497.95
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Solution
The fourth proportional to 1,369,153.99, 2,054,740.05 and 649,497.95 is: 974,725.61
Step by Step Solution
- Step 1: Write the proportion equation
1,369,153.99 : 2,054,740.05 = 649,497.95 : x - Step 2: Convert to fraction form
1,369,153.99/2,054,740.05 = 649,497.95/x - Step 3: Cross multiply
1,369,153.99x = 2,054,740.05 × 649,497.95 - Step 4: Simplify right side
1,369,153.99x = 1,334,549,450,257.90 - Step 5: Solve for x
x = 1,334,549,450,257.90/1,369,153.99 - Step 6: Final answer
x = 974,725.61
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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.