Finding the Fourth Proportional to 2,268,368.70, 3,130,347.38 and 1,249,773.44
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Solution
The fourth proportional to 2,268,368.70, 3,130,347.38 and 1,249,773.44 is: 1,724,686.56
Step by Step Solution
- Step 1: Write the proportion equation
2,268,368.70 : 3,130,347.38 = 1,249,773.44 : x - Step 2: Convert to fraction form
2,268,368.70/3,130,347.38 = 1,249,773.44/x - Step 3: Cross multiply
2,268,368.70x = 3,130,347.38 × 1,249,773.44 - Step 4: Simplify right side
2,268,368.70x = 3,912,225,013,497.59 - Step 5: Solve for x
x = 3,912,225,013,497.59/2,268,368.70 - Step 6: Final answer
x = 1,724,686.56
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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.