Finding the Fourth Proportional to 1,671,035.36, 2,306,031.72 and 907,089.44
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Solution
The fourth proportional to 1,671,035.36, 2,306,031.72 and 907,089.44 is: 1,251,785.01
Step by Step Solution
- Step 1: Write the proportion equation
1,671,035.36 : 2,306,031.72 = 907,089.44 : x - Step 2: Convert to fraction form
1,671,035.36/2,306,031.72 = 907,089.44/x - Step 3: Cross multiply
1,671,035.36x = 2,306,031.72 × 907,089.44 - Step 4: Simplify right side
1,671,035.36x = 2,091,777,021,517.04 - Step 5: Solve for x
x = 2,091,777,021,517.04/1,671,035.36 - Step 6: Final answer
x = 1,251,785.01
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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.