Finding the Fourth Proportional to 1,464,197.68, 2,020,567.46 and 810,810.74
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Solution
The fourth proportional to 1,464,197.68, 2,020,567.46 and 810,810.74 is: 1,118,904.79
Step by Step Solution
- Step 1: Write the proportion equation
1,464,197.68 : 2,020,567.46 = 810,810.74 : x - Step 2: Convert to fraction form
1,464,197.68/2,020,567.46 = 810,810.74/x - Step 3: Cross multiply
1,464,197.68x = 2,020,567.46 × 810,810.74 - Step 4: Simplify right side
1,464,197.68x = 1,638,297,798,459.89 - Step 5: Solve for x
x = 1,638,297,798,459.89/1,464,197.68 - Step 6: Final answer
x = 1,118,904.79
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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.