Finding the Fourth Proportional to 1,670,734.72, 2,506,102.08 and 408,547.36
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Solution
The fourth proportional to 1,670,734.72, 2,506,102.08 and 408,547.36 is: 612,821.04
Step by Step Solution
- Step 1: Write the proportion equation
1,670,734.72 : 2,506,102.08 = 408,547.36 : x - Step 2: Convert to fraction form
1,670,734.72/2,506,102.08 = 408,547.36/x - Step 3: Cross multiply
1,670,734.72x = 2,506,102.08 × 408,547.36 - Step 4: Simplify right side
1,670,734.72x = 1,023,861,388,674.51 - Step 5: Solve for x
x = 1,023,861,388,674.51/1,670,734.72 - Step 6: Final answer
x = 612,821.04
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1.5x scale
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.