Finding the Fourth Proportional to 2,864,237.66, 3,963,056.48 and 2,497,479.05
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Solution
The fourth proportional to 2,864,237.66, 3,963,056.48 and 2,497,479.05 is: 3,455,596.80
Step by Step Solution
- Step 1: Write the proportion equation
2,864,237.66 : 3,963,056.48 = 2,497,479.05 : x - Step 2: Convert to fraction form
2,864,237.66/3,963,056.48 = 2,497,479.05/x - Step 3: Cross multiply
2,864,237.66x = 3,963,056.48 × 2,497,479.05 - Step 4: Simplify right side
2,864,237.66x = 9,897,650,510,371.71 - Step 5: Solve for x
x = 9,897,650,510,371.71/2,864,237.66 - Step 6: Final answer
x = 3,455,596.80
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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.