Finding the Fourth Proportional to 1,669,857.40, 2,306,040.06 and 1,154,930.68
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Solution
The fourth proportional to 1,669,857.40, 2,306,040.06 and 1,154,930.68 is: 1,594,936.44
Step by Step Solution
- Step 1: Write the proportion equation
1,669,857.40 : 2,306,040.06 = 1,154,930.68 : x - Step 2: Convert to fraction form
1,669,857.40/2,306,040.06 = 1,154,930.68/x - Step 3: Cross multiply
1,669,857.40x = 2,306,040.06 × 1,154,930.68 - Step 4: Simplify right side
1,669,857.40x = 2,663,316,414,603.04 - Step 5: Solve for x
x = 2,663,316,414,603.04/1,669,857.40 - Step 6: Final answer
x = 1,594,936.44
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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.