Finding the Fourth Proportional to 2,345,545.08, 3,237,157.50 and 1,313,445.90
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Solution
The fourth proportional to 2,345,545.08, 3,237,157.50 and 1,313,445.90 is: 1,812,726.30
Step by Step Solution
- Step 1: Write the proportion equation
2,345,545.08 : 3,237,157.50 = 1,313,445.90 : x - Step 2: Convert to fraction form
2,345,545.08/3,237,157.50 = 1,313,445.90/x - Step 3: Cross multiply
2,345,545.08x = 3,237,157.50 × 1,313,445.90 - Step 4: Simplify right side
2,345,545.08x = 4,251,831,246,029.25 - Step 5: Solve for x
x = 4,251,831,246,029.25/2,345,545.08 - Step 6: Final answer
x = 1,812,726.30
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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.