Finding the Fourth Proportional to 1,500,062.65, 2,070,121.88 and 855,468.99
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Solution
The fourth proportional to 1,500,062.65, 2,070,121.88 and 855,468.99 is: 1,180,567.41
Step by Step Solution
- Step 1: Write the proportion equation
1,500,062.65 : 2,070,121.88 = 855,468.99 : x - Step 2: Convert to fraction form
1,500,062.65/2,070,121.88 = 855,468.99/x - Step 3: Cross multiply
1,500,062.65x = 2,070,121.88 × 855,468.99 - Step 4: Simplify right side
1,500,062.65x = 1,770,925,075,999.17 - Step 5: Solve for x
x = 1,770,925,075,999.17/1,500,062.65 - Step 6: Final answer
x = 1,180,567.41
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.