Finding the Fourth Proportional to 2,280,270.84, 3,145,402.69 and 1,505,908.81
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Solution
The fourth proportional to 2,280,270.84, 3,145,402.69 and 1,505,908.81 is: 2,077,248.69
Step by Step Solution
- Step 1: Write the proportion equation
2,280,270.84 : 3,145,402.69 = 1,505,908.81 : x - Step 2: Convert to fraction form
2,280,270.84/3,145,402.69 = 1,505,908.81/x - Step 3: Cross multiply
2,280,270.84x = 3,145,402.69 × 1,505,908.81 - Step 4: Simplify right side
2,280,270.84x = 4,736,689,621,868.70 - Step 5: Solve for x
x = 4,736,689,621,868.70/2,280,270.84 - Step 6: Final answer
x = 2,077,248.69
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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.