Finding the Fourth Proportional to 1,588,856.85, 2,192,088.69 and 900,474.62
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Solution
The fourth proportional to 1,588,856.85, 2,192,088.69 and 900,474.62 is: 1,242,352.46
Step by Step Solution
- Step 1: Write the proportion equation
1,588,856.85 : 2,192,088.69 = 900,474.62 : x - Step 2: Convert to fraction form
1,588,856.85/2,192,088.69 = 900,474.62/x - Step 3: Cross multiply
1,588,856.85x = 2,192,088.69 × 900,474.62 - Step 4: Simplify right side
1,588,856.85x = 1,973,920,219,173.60 - Step 5: Solve for x
x = 1,973,920,219,173.60/1,588,856.85 - Step 6: Final answer
x = 1,242,352.46
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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.