Finding the Fourth Proportional to 1,165,963.48, 1,744,994.96 and 716,968.76
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Solution
The fourth proportional to 1,165,963.48, 1,744,994.96 and 716,968.76 is: 1,073,024.06
Step by Step Solution
- Step 1: Write the proportion equation
1,165,963.48 : 1,744,994.96 = 716,968.76 : x - Step 2: Convert to fraction form
1,165,963.48/1,744,994.96 = 716,968.76/x - Step 3: Cross multiply
1,165,963.48x = 1,744,994.96 × 716,968.76 - Step 4: Simplify right side
1,165,963.48x = 1,251,106,872,677.45 - Step 5: Solve for x
x = 1,251,106,872,677.45/1,165,963.48 - Step 6: Final answer
x = 1,073,024.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.