Finding the Fourth Proportional to 3,026,875.67, 4,174,726.50 and 1,939,249.14
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Solution
The fourth proportional to 3,026,875.67, 4,174,726.50 and 1,939,249.14 is: 2,674,650.58
Step by Step Solution
- Step 1: Write the proportion equation
3,026,875.67 : 4,174,726.50 = 1,939,249.14 : x - Step 2: Convert to fraction form
3,026,875.67/4,174,726.50 = 1,939,249.14/x - Step 3: Cross multiply
3,026,875.67x = 4,174,726.50 × 1,939,249.14 - Step 4: Simplify right side
3,026,875.67x = 8,095,834,774,860.21 - Step 5: Solve for x
x = 8,095,834,774,860.21/3,026,875.67 - Step 6: Final answer
x = 2,674,650.58
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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.