Finding the Fourth Proportional to 2,637,679.41, 3,955,965.35 and 743,977.98
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Solution
The fourth proportional to 2,637,679.41, 3,955,965.35 and 743,977.98 is: 1,115,810.77
Step by Step Solution
- Step 1: Write the proportion equation
2,637,679.41 : 3,955,965.35 = 743,977.98 : x - Step 2: Convert to fraction form
2,637,679.41/3,955,965.35 = 743,977.98/x - Step 3: Cross multiply
2,637,679.41x = 3,955,965.35 × 743,977.98 - Step 4: Simplify right side
2,637,679.41x = 2,943,151,106,323.10 - Step 5: Solve for x
x = 2,943,151,106,323.10/2,637,679.41 - Step 6: Final answer
x = 1,115,810.77
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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.