Finding the Fourth Proportional to 5,242,718.84, 7,865,269.60 and 1,599,774.60
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Solution
The fourth proportional to 5,242,718.84, 7,865,269.60 and 1,599,774.60 is: 2,400,025.43
Step by Step Solution
- Step 1: Write the proportion equation
5,242,718.84 : 7,865,269.60 = 1,599,774.60 : x - Step 2: Convert to fraction form
5,242,718.84/7,865,269.60 = 1,599,774.60/x - Step 3: Cross multiply
5,242,718.84x = 7,865,269.60 × 1,599,774.60 - Step 4: Simplify right side
5,242,718.84x = 12,582,658,528,232.16 - Step 5: Solve for x
x = 12,582,658,528,232.16/5,242,718.84 - Step 6: Final answer
x = 2,400,025.43
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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.