Finding the Fourth Proportional to 2,880,630.51, 3,975,223.70 and 1,573,854.48
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Solution
The fourth proportional to 2,880,630.51, 3,975,223.70 and 1,573,854.48 is: 2,171,893.83
Step by Step Solution
- Step 1: Write the proportion equation
2,880,630.51 : 3,975,223.70 = 1,573,854.48 : x - Step 2: Convert to fraction form
2,880,630.51/3,975,223.70 = 1,573,854.48/x - Step 3: Cross multiply
2,880,630.51x = 3,975,223.70 × 1,573,854.48 - Step 4: Simplify right side
2,880,630.51x = 6,256,423,617,341.80 - Step 5: Solve for x
x = 6,256,423,617,341.80/2,880,630.51 - Step 6: Final answer
x = 2,171,893.83
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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.