Finding the Fourth Proportional to 2,310,026.99, 3,187,483.11 and 1,329,776.61
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Solution
The fourth proportional to 2,310,026.99, 3,187,483.11 and 1,329,776.61 is: 1,834,887.87
Step by Step Solution
- Step 1: Write the proportion equation
2,310,026.99 : 3,187,483.11 = 1,329,776.61 : x - Step 2: Convert to fraction form
2,310,026.99/3,187,483.11 = 1,329,776.61/x - Step 3: Cross multiply
2,310,026.99x = 3,187,483.11 × 1,329,776.61 - Step 4: Simplify right side
2,310,026.99x = 4,238,640,490,424.59 - Step 5: Solve for x
x = 4,238,640,490,424.59/2,310,026.99 - Step 6: Final answer
x = 1,834,887.87
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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.