Finding the Fourth Proportional to 1,711,913.68, 2,567,864.24 and 513,830.80
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Solution
The fourth proportional to 1,711,913.68, 2,567,864.24 and 513,830.80 is: 770,744.32
Step by Step Solution
- Step 1: Write the proportion equation
1,711,913.68 : 2,567,864.24 = 513,830.80 : x - Step 2: Convert to fraction form
1,711,913.68/2,567,864.24 = 513,830.80/x - Step 3: Cross multiply
1,711,913.68x = 2,567,864.24 × 513,830.80 - Step 4: Simplify right side
1,711,913.68x = 1,319,447,736,730.59 - Step 5: Solve for x
x = 1,319,447,736,730.59/1,711,913.68 - Step 6: Final answer
x = 770,744.32
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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.