Finding the Fourth Proportional to 2,083,343.48, 3,125,314.63 and 644,139.07
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Solution
The fourth proportional to 2,083,343.48, 3,125,314.63 and 644,139.07 is: 966,301.18
Step by Step Solution
- Step 1: Write the proportion equation
2,083,343.48 : 3,125,314.63 = 644,139.07 : x - Step 2: Convert to fraction form
2,083,343.48/3,125,314.63 = 644,139.07/x - Step 3: Cross multiply
2,083,343.48x = 3,125,314.63 × 644,139.07 - Step 4: Simplify right side
2,083,343.48x = 2,013,137,249,801.96 - Step 5: Solve for x
x = 2,013,137,249,801.96/2,083,343.48 - Step 6: Final answer
x = 966,301.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.