Finding the Fourth Proportional to 2,187,652.44, 3,018,960.48 and 1,207,591.73
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Solution
The fourth proportional to 2,187,652.44, 3,018,960.48 and 1,207,591.73 is: 1,666,476.65
Step by Step Solution
- Step 1: Write the proportion equation
2,187,652.44 : 3,018,960.48 = 1,207,591.73 : x - Step 2: Convert to fraction form
2,187,652.44/3,018,960.48 = 1,207,591.73/x - Step 3: Cross multiply
2,187,652.44x = 3,018,960.48 × 1,207,591.73 - Step 4: Simplify right side
2,187,652.44x = 3,645,671,708,844.83 - Step 5: Solve for x
x = 3,645,671,708,844.83/2,187,652.44 - Step 6: Final answer
x = 1,666,476.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.