Finding the Fourth Proportional to 1,868,476.83, 2,578,497.99 and 1,009,037.00
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Solution
The fourth proportional to 1,868,476.83, 2,578,497.99 and 1,009,037.00 is: 1,392,471.03
Step by Step Solution
- Step 1: Write the proportion equation
1,868,476.83 : 2,578,497.99 = 1,009,037.00 : x - Step 2: Convert to fraction form
1,868,476.83/2,578,497.99 = 1,009,037.00/x - Step 3: Cross multiply
1,868,476.83x = 2,578,497.99 × 1,009,037.00 - Step 4: Simplify right side
1,868,476.83x = 2,601,799,863,443.14 - Step 5: Solve for x
x = 2,601,799,863,443.14/1,868,476.83 - Step 6: Final answer
x = 1,392,471.03
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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.