Finding the Fourth Proportional to 1,623,607.94, 2,240,545.43 and 898,455.17
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Solution
The fourth proportional to 1,623,607.94, 2,240,545.43 and 898,455.17 is: 1,239,849.58
Step by Step Solution
- Step 1: Write the proportion equation
1,623,607.94 : 2,240,545.43 = 898,455.17 : x - Step 2: Convert to fraction form
1,623,607.94/2,240,545.43 = 898,455.17/x - Step 3: Cross multiply
1,623,607.94x = 2,240,545.43 × 898,455.17 - Step 4: Simplify right side
1,623,607.94x = 2,013,029,626,312.46 - Step 5: Solve for x
x = 2,013,029,626,312.46/1,623,607.94 - Step 6: Final answer
x = 1,239,849.58
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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.