Finding the Fourth Proportional to 3,441,295.99, 4,748,959.69 and 1,913,389.75
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Solution
The fourth proportional to 3,441,295.99, 4,748,959.69 and 1,913,389.75 is: 2,640,461.86
Step by Step Solution
- Step 1: Write the proportion equation
3,441,295.99 : 4,748,959.69 = 1,913,389.75 : x - Step 2: Convert to fraction form
3,441,295.99/4,748,959.69 = 1,913,389.75/x - Step 3: Cross multiply
3,441,295.99x = 4,748,959.69 × 1,913,389.75 - Step 4: Simplify right side
3,441,295.99x = 9,086,610,794,009.18 - Step 5: Solve for x
x = 9,086,610,794,009.18/3,441,295.99 - Step 6: Final answer
x = 2,640,461.86
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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.