Finding the Fourth Proportional to 1,251,430.97, 1,877,292.25 and 453,088.49
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Solution
The fourth proportional to 1,251,430.97, 1,877,292.25 and 453,088.49 is: 679,685.52
Step by Step Solution
- Step 1: Write the proportion equation
1,251,430.97 : 1,877,292.25 = 453,088.49 : x - Step 2: Convert to fraction form
1,251,430.97/1,877,292.25 = 453,088.49/x - Step 3: Cross multiply
1,251,430.97x = 1,877,292.25 × 453,088.49 - Step 4: Simplify right side
1,251,430.97x = 850,579,500,322.02 - Step 5: Solve for x
x = 850,579,500,322.02/1,251,430.97 - Step 6: Final answer
x = 679,685.52
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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.