Finding the Fourth Proportional to 1,676,478.87, 2,513,202.12 and 611,271.86
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Solution
The fourth proportional to 1,676,478.87, 2,513,202.12 and 611,271.86 is: 916,354.96
Step by Step Solution
- Step 1: Write the proportion equation
1,676,478.87 : 2,513,202.12 = 611,271.86 : x - Step 2: Convert to fraction form
1,676,478.87/2,513,202.12 = 611,271.86/x - Step 3: Cross multiply
1,676,478.87x = 2,513,202.12 × 611,271.86 - Step 4: Simplify right side
1,676,478.87x = 1,536,249,721,882.33 - Step 5: Solve for x
x = 1,536,249,721,882.33/1,676,478.87 - Step 6: Final answer
x = 916,354.96
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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.