Finding the Fourth Proportional to 2,111,397.84, 3,166,609.68 and 1,258,708.68
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Solution
The fourth proportional to 2,111,397.84, 3,166,609.68 and 1,258,708.68 is: 1,887,772.65
Step by Step Solution
- Step 1: Write the proportion equation
2,111,397.84 : 3,166,609.68 = 1,258,708.68 : x - Step 2: Convert to fraction form
2,111,397.84/3,166,609.68 = 1,258,708.68/x - Step 3: Cross multiply
2,111,397.84x = 3,166,609.68 × 1,258,708.68 - Step 4: Simplify right side
2,111,397.84x = 3,985,839,090,388.02 - Step 5: Solve for x
x = 3,985,839,090,388.02/2,111,397.84 - Step 6: Final answer
x = 1,887,772.65
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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.