Finding the Fourth Proportional to 1,681,094.20, 2,319,898.93 and 955,941.97
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Solution
The fourth proportional to 1,681,094.20, 2,319,898.93 and 955,941.97 is: 1,319,193.63
Step by Step Solution
- Step 1: Write the proportion equation
1,681,094.20 : 2,319,898.93 = 955,941.97 : x - Step 2: Convert to fraction form
1,681,094.20/2,319,898.93 = 955,941.97/x - Step 3: Cross multiply
1,681,094.20x = 2,319,898.93 × 955,941.97 - Step 4: Simplify right side
1,681,094.20x = 2,217,688,753,345.09 - Step 5: Solve for x
x = 2,217,688,753,345.09/1,681,094.20 - Step 6: Final answer
x = 1,319,193.63
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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.