Finding the Fourth Proportional to 1,183,952.07, 1,775,730.33 and 425,638.98
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Solution
The fourth proportional to 1,183,952.07, 1,775,730.33 and 425,638.98 is: 638,387.37
Step by Step Solution
- Step 1: Write the proportion equation
1,183,952.07 : 1,775,730.33 = 425,638.98 : x - Step 2: Convert to fraction form
1,183,952.07/1,775,730.33 = 425,638.98/x - Step 3: Cross multiply
1,183,952.07x = 1,775,730.33 × 425,638.98 - Step 4: Simplify right side
1,183,952.07x = 755,820,046,416.26 - Step 5: Solve for x
x = 755,820,046,416.26/1,183,952.07 - Step 6: Final answer
x = 638,387.37
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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.