Finding the Fourth Proportional to 4,869,683.34, 6,722,315.37 and 2,910,252.66
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Solution
The fourth proportional to 4,869,683.34, 6,722,315.37 and 2,910,252.66 is: 4,017,434.98
Step by Step Solution
- Step 1: Write the proportion equation
4,869,683.34 : 6,722,315.37 = 2,910,252.66 : x - Step 2: Convert to fraction form
4,869,683.34/6,722,315.37 = 2,910,252.66/x - Step 3: Cross multiply
4,869,683.34x = 6,722,315.37 × 2,910,252.66 - Step 4: Simplify right side
4,869,683.34x = 19,563,636,186,901.39 - Step 5: Solve for x
x = 19,563,636,186,901.39/4,869,683.34 - Step 6: Final answer
x = 4,017,434.98
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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.