Finding the Fourth Proportional to 4,237,815.18, 6,357,504.69 and 1,398,123.66
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Solution
The fourth proportional to 4,237,815.18, 6,357,504.69 and 1,398,123.66 is: 2,097,443.46
Step by Step Solution
- Step 1: Write the proportion equation
4,237,815.18 : 6,357,504.69 = 1,398,123.66 : x - Step 2: Convert to fraction form
4,237,815.18/6,357,504.69 = 1,398,123.66/x - Step 3: Cross multiply
4,237,815.18x = 6,357,504.69 × 1,398,123.66 - Step 4: Simplify right side
4,237,815.18x = 8,888,577,725,649.97 - Step 5: Solve for x
x = 8,888,577,725,649.97/4,237,815.18 - Step 6: Final answer
x = 2,097,443.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.