Finding the Fourth Proportional to 4,249,279.46, 5,863,973.19 and 2,315,534.06
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Solution
The fourth proportional to 4,249,279.46, 5,863,973.19 and 2,315,534.06 is: 3,195,419.31
Step by Step Solution
- Step 1: Write the proportion equation
4,249,279.46 : 5,863,973.19 = 2,315,534.06 : x - Step 2: Convert to fraction form
4,249,279.46/5,863,973.19 = 2,315,534.06/x - Step 3: Cross multiply
4,249,279.46x = 5,863,973.19 × 2,315,534.06 - Step 4: Simplify right side
4,249,279.46x = 13,578,229,648,371.85 - Step 5: Solve for x
x = 13,578,229,648,371.85/4,249,279.46 - Step 6: Final answer
x = 3,195,419.31
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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.