Finding the Fourth Proportional to 1,595,702.54, 2,202,064.68 and 870,545.06
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Solution
The fourth proportional to 1,595,702.54, 2,202,064.68 and 870,545.06 is: 1,201,349.55
Step by Step Solution
- Step 1: Write the proportion equation
1,595,702.54 : 2,202,064.68 = 870,545.06 : x - Step 2: Convert to fraction form
1,595,702.54/2,202,064.68 = 870,545.06/x - Step 3: Cross multiply
1,595,702.54x = 2,202,064.68 × 870,545.06 - Step 4: Simplify right side
1,595,702.54x = 1,916,996,528,974.48 - Step 5: Solve for x
x = 1,916,996,528,974.48/1,595,702.54 - Step 6: Final answer
x = 1,201,349.55
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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.