Finding the Fourth Proportional to 2,387,310.74, 3,294,479.48 and 1,299,642.74
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Solution
The fourth proportional to 2,387,310.74, 3,294,479.48 and 1,299,642.74 is: 1,793,501.90
Step by Step Solution
- Step 1: Write the proportion equation
2,387,310.74 : 3,294,479.48 = 1,299,642.74 : x - Step 2: Convert to fraction form
2,387,310.74/3,294,479.48 = 1,299,642.74/x - Step 3: Cross multiply
2,387,310.74x = 3,294,479.48 × 1,299,642.74 - Step 4: Simplify right side
2,387,310.74x = 4,281,646,338,260.98 - Step 5: Solve for x
x = 4,281,646,338,260.98/2,387,310.74 - Step 6: Final answer
x = 1,793,501.90
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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.