Finding the Fourth Proportional to 1,677,248.10, 2,314,532.88 and 913,299.84
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Solution
The fourth proportional to 1,677,248.10, 2,314,532.88 and 913,299.84 is: 1,260,315.94
Step by Step Solution
- Step 1: Write the proportion equation
1,677,248.10 : 2,314,532.88 = 913,299.84 : x - Step 2: Convert to fraction form
1,677,248.10/2,314,532.88 = 913,299.84/x - Step 3: Cross multiply
1,677,248.10x = 2,314,532.88 × 913,299.84 - Step 4: Simplify right side
1,677,248.10x = 2,113,862,508,978.74 - Step 5: Solve for x
x = 2,113,862,508,978.74/1,677,248.10 - Step 6: Final answer
x = 1,260,315.94
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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.