Finding the Fourth Proportional to 1,914,966.78, 2,872,523.07 and 716,762.94
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Solution
The fourth proportional to 1,914,966.78, 2,872,523.07 and 716,762.94 is: 1,075,171.70
Step by Step Solution
- Step 1: Write the proportion equation
1,914,966.78 : 2,872,523.07 = 716,762.94 : x - Step 2: Convert to fraction form
1,914,966.78/2,872,523.07 = 716,762.94/x - Step 3: Cross multiply
1,914,966.78x = 2,872,523.07 × 716,762.94 - Step 4: Simplify right side
1,914,966.78x = 2,058,918,080,871.03 - Step 5: Solve for x
x = 2,058,918,080,871.03/1,914,966.78 - Step 6: Final answer
x = 1,075,171.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.