Finding the Fourth Proportional to 2,871,952.38, 3,963,969.68 and 1,785,044.84
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Solution
The fourth proportional to 2,871,952.38, 3,963,969.68 and 1,785,044.84 is: 2,463,781.66
Step by Step Solution
- Step 1: Write the proportion equation
2,871,952.38 : 3,963,969.68 = 1,785,044.84 : x - Step 2: Convert to fraction form
2,871,952.38/3,963,969.68 = 1,785,044.84/x - Step 3: Cross multiply
2,871,952.38x = 3,963,969.68 × 1,785,044.84 - Step 4: Simplify right side
2,871,952.38x = 7,075,863,594,455.38 - Step 5: Solve for x
x = 7,075,863,594,455.38/2,871,952.38 - Step 6: Final answer
x = 2,463,781.66
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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.