Finding the Fourth Proportional to 5,063,219.66, 6,987,265.40 and 2,740,112.53
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Solution
The fourth proportional to 5,063,219.66, 6,987,265.40 and 2,740,112.53 is: 3,781,367.34
Step by Step Solution
- Step 1: Write the proportion equation
5,063,219.66 : 6,987,265.40 = 2,740,112.53 : x - Step 2: Convert to fraction form
5,063,219.66/6,987,265.40 = 2,740,112.53/x - Step 3: Cross multiply
5,063,219.66x = 6,987,265.40 × 2,740,112.53 - Step 4: Simplify right side
5,063,219.66x = 19,145,893,462,357.58 - Step 5: Solve for x
x = 19,145,893,462,357.58/5,063,219.66 - Step 6: Final answer
x = 3,781,367.34
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.