Finding the Fourth Proportional to 1,872,660.18, 2,584,252.65 and 1,013,201.58
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Solution
The fourth proportional to 1,872,660.18, 2,584,252.65 and 1,013,201.58 is: 1,398,208.23
Step by Step Solution
- Step 1: Write the proportion equation
1,872,660.18 : 2,584,252.65 = 1,013,201.58 : x - Step 2: Convert to fraction form
1,872,660.18/2,584,252.65 = 1,013,201.58/x - Step 3: Cross multiply
1,872,660.18x = 2,584,252.65 × 1,013,201.58 - Step 4: Simplify right side
1,872,660.18x = 2,618,368,868,099.19 - Step 5: Solve for x
x = 2,618,368,868,099.19/1,872,660.18 - Step 6: Final answer
x = 1,398,208.23
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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.