Finding the Fourth Proportional to 4,999,420.88, 6,897,298.41 and 3,695,802.80
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Solution
The fourth proportional to 4,999,420.88, 6,897,298.41 and 3,695,802.80 is: 5,098,801.52
Step by Step Solution
- Step 1: Write the proportion equation
4,999,420.88 : 6,897,298.41 = 3,695,802.80 : x - Step 2: Convert to fraction form
4,999,420.88/6,897,298.41 = 3,695,802.80/x - Step 3: Cross multiply
4,999,420.88x = 6,897,298.41 × 3,695,802.80 - Step 4: Simplify right side
4,999,420.88x = 25,491,054,776,113.55 - Step 5: Solve for x
x = 25,491,054,776,113.55/4,999,420.88 - Step 6: Final answer
x = 5,098,801.52
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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.