Finding the Fourth Proportional to 1,259,875.84, 1,739,336.16 and 873,253.12
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Solution
The fourth proportional to 1,259,875.84, 1,739,336.16 and 873,253.12 is: 1,205,579.69
Step by Step Solution
- Step 1: Write the proportion equation
1,259,875.84 : 1,739,336.16 = 873,253.12 : x - Step 2: Convert to fraction form
1,259,875.84/1,739,336.16 = 873,253.12/x - Step 3: Cross multiply
1,259,875.84x = 1,739,336.16 × 873,253.12 - Step 4: Simplify right side
1,259,875.84x = 1,518,880,728,448.82 - Step 5: Solve for x
x = 1,518,880,728,448.82/1,259,875.84 - Step 6: Final answer
x = 1,205,579.69
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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.