Finding the Fourth Proportional to 1,872,966.73, 2,584,712.54 and 1,013,545.44
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Solution
The fourth proportional to 1,872,966.73, 2,584,712.54 and 1,013,545.44 is: 1,398,702.69
Step by Step Solution
- Step 1: Write the proportion equation
1,872,966.73 : 2,584,712.54 = 1,013,545.44 : x - Step 2: Convert to fraction form
1,872,966.73/2,584,712.54 = 1,013,545.44/x - Step 3: Cross multiply
1,872,966.73x = 2,584,712.54 × 1,013,545.44 - Step 4: Simplify right side
1,872,966.73x = 2,619,723,605,460.49 - Step 5: Solve for x
x = 2,619,723,605,460.49/1,872,966.73 - Step 6: Final answer
x = 1,398,702.69
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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.