Finding the Fourth Proportional to 1,671,019.24, 2,306,048.34 and 907,072.78
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Solution
The fourth proportional to 1,671,019.24, 2,306,048.34 and 907,072.78 is: 1,251,783.12
Step by Step Solution
- Step 1: Write the proportion equation
1,671,019.24 : 2,306,048.34 = 907,072.78 : x - Step 2: Convert to fraction form
1,671,019.24/2,306,048.34 = 907,072.78/x - Step 3: Cross multiply
1,671,019.24x = 2,306,048.34 × 907,072.78 - Step 4: Simplify right side
1,671,019.24x = 2,091,753,678,578.19 - Step 5: Solve for x
x = 2,091,753,678,578.19/1,671,019.24 - Step 6: Final answer
x = 1,251,783.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.