Finding the Fourth Proportional to 1,871,646.20, 2,802,803.70 and 1,498,398.20
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Solution
The fourth proportional to 1,871,646.20, 2,802,803.70 and 1,498,398.20 is: 2,243,862.12
Step by Step Solution
- Step 1: Write the proportion equation
1,871,646.20 : 2,802,803.70 = 1,498,398.20 : x - Step 2: Convert to fraction form
1,871,646.20/2,802,803.70 = 1,498,398.20/x - Step 3: Cross multiply
1,871,646.20x = 2,802,803.70 × 1,498,398.20 - Step 4: Simplify right side
1,871,646.20x = 4,199,716,019,033.34 - Step 5: Solve for x
x = 4,199,716,019,033.34/1,871,646.20 - Step 6: Final answer
x = 2,243,862.12
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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.