Finding the Fourth Proportional to 2,257,473.70, 3,114,426.84 and 1,290,085
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Solution
The fourth proportional to 2,257,473.70, 3,114,426.84 and 1,290,085 is: 1,779,810.48
Step by Step Solution
- Step 1: Write the proportion equation
2,257,473.70 : 3,114,426.84 = 1,290,085 : x - Step 2: Convert to fraction form
2,257,473.70/3,114,426.84 = 1,290,085/x - Step 3: Cross multiply
2,257,473.70x = 3,114,426.84 × 1,290,085 - Step 4: Simplify right side
2,257,473.70x = 4,017,875,349,881.40 - Step 5: Solve for x
x = 4,017,875,349,881.40/2,257,473.70 - Step 6: Final answer
x = 1,779,810.48
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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.