Finding the Fourth Proportional to 2,282,373.99, 3,149,637.62 and 1,263,756.87
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Solution
The fourth proportional to 2,282,373.99, 3,149,637.62 and 1,263,756.87 is: 1,743,963.17
Step by Step Solution
- Step 1: Write the proportion equation
2,282,373.99 : 3,149,637.62 = 1,263,756.87 : x - Step 2: Convert to fraction form
2,282,373.99/3,149,637.62 = 1,263,756.87/x - Step 3: Cross multiply
2,282,373.99x = 3,149,637.62 × 1,263,756.87 - Step 4: Simplify right side
2,282,373.99x = 3,980,376,173,966.67 - Step 5: Solve for x
x = 3,980,376,173,966.67/2,282,373.99 - Step 6: Final answer
x = 1,743,963.17
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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.