Finding the Fourth Proportional to 1,961,098.64, 2,706,431.70 and 1,476,809.36
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Solution
The fourth proportional to 1,961,098.64, 2,706,431.70 and 1,476,809.36 is: 2,038,083.95
Step by Step Solution
- Step 1: Write the proportion equation
1,961,098.64 : 2,706,431.70 = 1,476,809.36 : x - Step 2: Convert to fraction form
1,961,098.64/2,706,431.70 = 1,476,809.36/x - Step 3: Cross multiply
1,961,098.64x = 2,706,431.70 × 1,476,809.36 - Step 4: Simplify right side
1,961,098.64x = 3,996,883,666,760.71 - Step 5: Solve for x
x = 3,996,883,666,760.71/1,961,098.64 - Step 6: Final answer
x = 2,038,083.95
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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.