Finding the Fourth Proportional to 1,715,115.68, 2,574,215.48 and 917,079.36
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Solution
The fourth proportional to 1,715,115.68, 2,574,215.48 and 917,079.36 is: 1,376,443.53
Step by Step Solution
- Step 1: Write the proportion equation
1,715,115.68 : 2,574,215.48 = 917,079.36 : x - Step 2: Convert to fraction form
1,715,115.68/2,574,215.48 = 917,079.36/x - Step 3: Cross multiply
1,715,115.68x = 2,574,215.48 × 917,079.36 - Step 4: Simplify right side
1,715,115.68x = 2,360,759,884,900.49 - Step 5: Solve for x
x = 2,360,759,884,900.49/1,715,115.68 - Step 6: Final answer
x = 1,376,443.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.