Finding the Fourth Proportional to 2,266,420.91, 3,127,470.14 and 1,299,329.51
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Solution
The fourth proportional to 2,266,420.91, 3,127,470.14 and 1,299,329.51 is: 1,792,965.39
Step by Step Solution
- Step 1: Write the proportion equation
2,266,420.91 : 3,127,470.14 = 1,299,329.51 : x - Step 2: Convert to fraction form
2,266,420.91/3,127,470.14 = 1,299,329.51/x - Step 3: Cross multiply
2,266,420.91x = 3,127,470.14 × 1,299,329.51 - Step 4: Simplify right side
2,266,420.91x = 4,063,614,232,156.80 - Step 5: Solve for x
x = 4,063,614,232,156.80/2,266,420.91 - Step 6: Final answer
x = 1,792,965.39
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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.