Finding the Fourth Proportional to 1,355,862.66, 1,871,206.68 and 744,133.68
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Solution
The fourth proportional to 1,355,862.66, 1,871,206.68 and 744,133.68 is: 1,026,968.26
Step by Step Solution
- Step 1: Write the proportion equation
1,355,862.66 : 1,871,206.68 = 744,133.68 : x - Step 2: Convert to fraction form
1,355,862.66/1,871,206.68 = 744,133.68/x - Step 3: Cross multiply
1,355,862.66x = 1,871,206.68 × 744,133.68 - Step 4: Simplify right side
1,355,862.66x = 1,392,427,912,828.98 - Step 5: Solve for x
x = 1,392,427,912,828.98/1,355,862.66 - Step 6: Final answer
x = 1,026,968.26
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.